High-Fiber Prune Walnut Oat Tray Bake

A wholesome oat bake with prunes and walnuts for delicious everyday fiber.

High Fiber Fiber Rich Whole Grains
78%

General Gut Health Match

This score is based on all ingredients included in the food recipe and provides a match score for the general population which is not personalized to your personal profile or gut microbiome test.

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Recipe description

This High-Fiber Prune Walnut Oat Tray Bake combines hearty oats, naturally sweet prunes, and crunchy walnuts in a satisfying, easy-to-share bake. Oats and prunes provide fiber that can support regular digestion and help nourish beneficial gut bacteria, while walnuts add plant-based variety and polyphenols. Enjoy a slice for breakfast, a snack, or a simple dessert as part of balanced everyday eating. Its comforting texture and naturally rich flavor make adding more diverse plant foods feel effortless.

August 1, 2026
High-Fiber Prune Walnut Oat Tray Bake
Prep 15 min Cook 30 min Medium

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Why this recipe fits you

  • Rich in fiber from oats, prunes, and walnuts.
  • Includes polyphenol-containing walnuts, prunes, and cinnamon.
  • A practical make-ahead bake with whole-grain carbohydrates and healthy fats.

Gut Health Score

🌿 Fiber diversity
86
🍇 Polyphenol density
78
🧬 Diversity support
62
🛡️ Inflammation support
68
🫧 Fermentation support
0
⚖️ Blood sugar stability
58

Ingredients

Oats
1.5 cup
Oats
Prune, dried
1 cup
Prune, dried
Nut, walnut
0.5 cup
Nut, walnut
Honey
0.25 cup
Honey
Butter
0.25 cup
Butter
Cinnamon
1 teaspoon
Cinnamon
Vanilla Extract
1 teaspoon
Vanilla Extract
Salt
0.25 teaspoon
Salt

Instructions

1

Preheat oven to 180°C (350°F). Grease and line a baking tray with parchment paper.

2

In a large bowl, combine oats, chopped prunes, walnuts, cinnamon, and salt.

3

In a small saucepan, melt butter and honey together over low heat. Stir in vanilla extract.

4

Pour the melted butter mixture over the dry ingredients and mix until evenly coated.

5

Transfer the mixture to the prepared baking tray and press down firmly to form an even layer.

6

Bake for 25-30 minutes, or until golden brown around the edges.

7

Allow to cool completely in the tray before cutting into squares or bars.

Nutrition

900 kcal Calories
14 g Protein
120 g Carbohydrates
13 g Fiber
65 g Sugar
46 g Fat
16 g Saturated fat
0.8 g Salt

FAQ

How do I make the High-Fiber Prune Walnut Oat Tray Bake?
Combine the oats, chopped prunes, walnuts, cinnamon, and salt. Stir in melted butter, honey, and vanilla, press into a lined tray, and bake at 180°C (350°F) for 25–30 minutes.
Do I need to soak the prunes first?
No. Soft dried prunes can be chopped and added directly. If they are very firm, soak them briefly in warm water and drain well before chopping.
How many servings does this recipe make?
The recipe is listed as 2 servings. You can cut the cooled bake into smaller squares or bars to create more portions.
Is this oat tray bake gluten-free?
Oats are naturally gluten-free, but they may be processed alongside gluten-containing grains. Use certified gluten-free oats if needed.
Is this recipe vegan?
No. It contains butter and honey. For a vegan version, use a plant-based butter alternative and maple syrup, noting that the texture may change slightly.
How should I store the tray bake?
Once completely cool, store it in an airtight container at room temperature for a short period or refrigerate it for longer storage.
Can I freeze the prune oat bars?
Yes. Wrap individual pieces well and freeze them in an airtight container. Thaw at room temperature before serving.
Why must the bake cool completely before cutting?
Cooling allows the mixture to set, making it easier to cut into neat bars or squares and helping prevent crumbling.
Is this recipe high in fiber?
Oats and prunes naturally provide fiber, but the exact amount per serving depends on the portion size. Increase fiber gradually and drink enough fluids if your diet is changing.
Can I replace the walnuts?
Yes. Try pecans, almonds, or pumpkin seeds. Check the texture and allergen information of any substitute you use.

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