Homemade Strawberry Nutrigrain Bars

By Lily | Last modified on Mar 27, 2026

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Homemade Strawberry Nutrigrain Bars Recipe

Indulge in the delightful blend of wholesome flours and naturally sweetened filling with these Homemade Strawberry Nutrigrain Bars. Their tender, flaky crust perfectly cradles a luscious strawberry-date filling infused with warm spices, creating an irresistible snack or breakfast treat.

Each bar offers a comforting bite reminiscent of classic bakery treats but made fresh in your kitchen. The subtle hints of cinnamon, cloves, and nutmeg combined with a touch of rum bring depth and complexity to this naturally sweet and fruity creation.

Why You’ll Love This Recipe

  • Combines whole wheat and all-purpose flours for a balanced, tender crust.
  • Filling is naturally sweetened with fresh strawberries and Medjool dates, enhanced with warming spices.
  • Perfect for a nutritious breakfast or satisfying afternoon snack.
  • Easy to prepare with no complicated techniques, suitable for beginner bakers.
  • Includes tips for non-alcoholic substitutions, making it versatile and family-friendly.

Ingredients

  • All-purpose flour: Provides structure and lightness to the dough, balancing the heavier whole wheat flour.
  • Whole wheat flour: Adds heartiness and fiber, enhancing the nutritional value and texture of the crust.
  • Brown sugar: Adds subtle molasses flavor and moisture to the dough for tenderness.
  • Baking powder: A leavening agent that helps the crust rise slightly, ensuring a light texture.
  • Kosher salt: Enhances overall flavor by balancing sweetness and intensifying the spices.
  • Unsalted butter: Cold and cubed to create a flaky, tender crust when mixed into the flour.
  • Vanilla extract: Adds aromatic sweetness and depth to the dough.
  • Eggs: Provide richness, bind ingredients together, and contribute to a tender crumb.
  • Fresh strawberries: Fresh, juicy fruit that offers natural sweetness and acidity in the filling.
  • Pitted Medjool dates: Naturally sweet and chewy, adding texture and richness to the filling.
  • Spiced rum: Adds warm, complex flavor notes; can be substituted if desired.
  • Honey: A natural sweetener that enhances the filling’s fruitiness and aids in thickening.
  • Lemon zest and juice: Provide brightness and slight tang, balancing the sweetness.
  • Ground cinnamon: Warming spice that complements the strawberry and date flavors.
  • Ground cloves: Adds a subtle spiced warmth, enhancing overall aroma.
  • Ground nutmeg: Offers a mild nutty spice that deepens the filling’s flavor.
  • Pinch of salt: Helps intensify the sweetness and spices in the filling.

Instructions

Combine Dry Ingredients and Butter

Start by adding all-purpose and whole wheat flours, brown sugar, baking powder, and kosher salt to a food processor. Pulse briefly to mix the ingredients evenly. Then add the very cold cubed butter and pulse until the mixture forms pea-sized crumbs. This step ensures the butter is evenly distributed for a flaky crust.

Add Wet Ingredients and Form Dough

Incorporate the vanilla extract and about three-quarters of the whisked eggs into the flour-butter mixture. Pulse gently until the dough just comes together and holds when pressed, but is not sticky. Add the remaining egg gradually if more moisture is needed. This careful approach prevents overworking the dough and maintains its tender texture.

Chill the Dough

Shape the dough into a flat rectangle and wrap tightly in plastic wrap. Refrigerate for at least 30 minutes or up to 2 hours. Chilling firms the dough, making it easier to roll and shape while preserving the butter’s coldness for optimum flakiness during baking.

Prepare Oven and Fillings

Preheat the oven to 350°F (175°C). While the oven heats, combine fresh strawberries, Medjool dates, spiced rum, honey, lemon zest and juice, cinnamon, cloves, nutmeg, and salt in a small saucepan, stirring to blend flavors thoroughly. This mixture will create the rich filling.

Cook the Filling

Bring the filling mixture to a simmer over medium heat. Then reduce to low and cook uncovered for about 15 minutes, stirring occasionally to prevent sticking. Cook until it thickens into a paste and all liquid evaporates without bubbling, ensuring the filling won’t leak while baking.

Blend the Filling Smooth

Remove the saucepan from heat and allow the filling to cool slightly. Transfer the filling to a food processor or blender and pulse until mostly smooth. Fill a piping bag fitted with a round tip with the filling for precise and neat application.

Roll Out Dough Portions

On a lightly floured surface, cut the chilled dough into four equal parts. Roll each piece into a 3 to 4 inch long cylinder, then flatten it into a 9-inch by 4-inch rectangle. Use a bench scraper to shape and square the edges for uniform bars.

Pipe Filling and Fold Dough

Pipe two parallel strips of the thick strawberry-date filling side-by-side along the center lengthwise of each dough rectangle. Leave small margins on each end to avoid filling oozing out. Then fold each side of the dough over the filling and pinch the seams and ends firmly to seal completely, enclosing the filling.

Seal and Flatten Bars

Place the filled logs seam-side down on the work surface and gently roll them with a rolling pin to flatten and smooth the seam. This step ensures the bars maintain their shape and that the filling is fully enclosed for baking.

Bake the Bars

Transfer the folded dough logs carefully onto a parchment-lined baking sheet seam-side down. Bake in the preheated oven for 18 to 22 minutes until the bottoms are lightly browned. Allow to cool completely on a wire rack before slicing each log into four bars to prevent crumbling and maintain texture.

You Must Know

  • Using very cold butter is essential to achieve a flaky and tender crust texture.
  • If the dough feels too dry, add whisked eggs gradually to avoid sticky dough.
  • The spiced rum can be omitted or replaced with apple juice for a child-friendly version without sacrificing flavor.
  • Ensure filling is well thickened to avoid leakage during baking.
  • Proper chilling of dough helps in handling and provides better structure to bars.

Storage Tips

Store these bars in an airtight container at room temperature for up to 3 days. For longer freshness, refrigerate for up to 1 week, ensuring the crust remains crisp and the filling flavorful.

Serving Suggestions

Enjoy these bars as a wholesome breakfast paired with a warm cup of tea or coffee. They also make a nutritious and portable snack for lunchboxes or afternoon cravings, perfect alongside fresh fruit or yogurt.

Professional Tips

  • Work quickly with the butter to prevent it from warming and compromising dough flakiness.
  • Use a fine mesh strainer if you prefer a smoother filling texture after blending.
  • Rolling logs seam-side down before baking helps maintain structural integrity and prevents filling leaks.
  • Experiment by adding chopped nuts or seeds into the filling for extra crunch and nutrition.
  • For a vegan version, substitute eggs with flax eggs and butter with a plant-based alternative.

FAQs

Can I use frozen strawberries instead of fresh?

Yes, but thaw and drain excess liquid before cooking to prevent watery filling.

How do I prevent the filling from leaking during baking?

Cook the filling until thickened and ensure the dough seams are tightly sealed before baking.

Can I make these bars gluten-free?

You can substitute flours with a gluten-free baking blend, but texture may vary slightly.

Is it necessary to use spiced rum in the filling?

No, it adds depth but can be replaced with apple juice or omitted for a non-alcoholic version.

How long do the bars keep their freshness?

They stay fresh at room temperature for 3 days and up to 1 week refrigerated.

Can this dough be frozen for later use?

Yes, tightly wrap and freeze dough up to 3 months. Thaw overnight before rolling and filling.

Homemade Strawberry Nutrigrain Bars Recipe

Homemade Strawberry Nutrigrain Bars

These homemade bars feature a tender crust with a spiced strawberry and date filling, perfect for a nutritious snack or breakfast. Warm spices and a hint of rum enrich the naturally sweet center.
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes
Course Breakfast, Snack
Cuisine American
Servings 16 people
Calories 180 kcal

Equipment

  • 1 food processor for mixing dough and filling
  • 1 small saucepan
  • 1 Rolling Pin
  • 1 baking sheet lined with parchment paper
  • 1 piping bag with round tip for filling
  • 1 wire rack
  • 1 plastic wrap

Ingredients
  

  • 1 cup all-purpose flour
  • 3/4 cup whole wheat flour
  • 1/3 cup plus 1 tablespoon brown sugar
  • 3/4 teaspoon baking powder
  • 1/4 teaspoon kosher salt
  • 6 tablespoons unsalted butter very cold and cubed
  • 1 teaspoon vanilla extract
  • 2 eggs whisked
  • 6 ounces fresh strawberries
  • 4 ounces pitted Medjool dates
  • 1/4 cup spiced rum
  • 1/2 tablespoon honey
  • Zest and juice of half a lemon
  • 1/2 teaspoon ground cinnamon
  • 1/8 teaspoon ground cloves
  • 1/8 teaspoon ground nutmeg
  • Pinch of salt

Instructions
 

  • Combine all-purpose flour, whole wheat flour, brown sugar, baking powder, and salt in a food processor and pulse to mix.
  • Add cold cubed butter and pulse until mixture resembles coarse crumbs with pea-sized pieces.
  • Add vanilla extract and about three quarters of the whisked eggs, then pulse until dough just holds together without being sticky.
  • Add remaining egg gradually if dough is too dry to form.
  • Shape dough into a rectangle, wrap in plastic, and chill in refrigerator for 30 minutes to 2 hours.
  • Preheat oven to 350°F (175°C).
  • Place strawberries, dates, spiced rum, honey, lemon zest and juice, cinnamon, cloves, nutmeg, and salt in a small saucepan and stir.
  • Bring filling mixture to a simmer over medium heat, reduce to low, and cook uncovered for about 15 minutes, stirring occasionally, until thickened with no bubbling liquid.
  • Let filling cool slightly, then blend in a food processor until mostly smooth.
  • Divide chilled dough into four equal parts. On a lightly floured surface, roll each into a 9-inch by 4-inch rectangle.
  • Pipe two parallel stripes of filling side by side down the center length of each dough rectangle, leaving short margins at the ends.
  • Fold dough edges over filling, pinch seams and ends tightly to seal, then place seam side down and gently roll to flatten bars evenly.
  • Transfer logs seam side down to a parchment-lined baking sheet.
  • Bake for 18 to 22 minutes until bottoms are lightly browned.
  • Cool bars completely on a wire rack before slicing each log into four bars.

Notes

  • Use very cold butter for a flaky crust.
  • Add eggs gradually to avoid sticky dough.
  • Omit or substitute rum for non-alcoholic version.
  • Ensure filling is thick to prevent leakage.
  • Chill dough well for easier handling.
  • Store bars airtight at room temperature for 3 days or refrigerated up to 1 week.

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