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Why This Recipe Works
- One-Bowl Wonder: Dry and wet ingredients mingle in a single bowl—less mess, fewer dishes, happier you.
- Built-In Portion Control: Once baked and cooled, slice into nine tidy squares; grab, reheat, go.
- Freezer-Friendly: Wrap squares individually and freeze for up to three months—tastes fresh-baked after 30 seconds in the microwave.
- Naturally Sweetened: Maple syrup adds depth without a sugar crash; berries bring bright tang.
- Texture Heaven: Creamy oat custard in the center, toasty almond crunch on top—no mushy monotony.
- Plant-Power Option: Swap flax eggs and non-dairy milk for a vegan version that’s every bit as satisfying.
- Endlessly Adaptable: Blueberries, blackberries, or chopped peaches all play nicely when raspberries aren’t in season.
Ingredients You'll Need
Great baked oatmeal starts with humble pantry staples elevated by a few strategic splurges—think really good maple syrup, plump raspberries, and fragrant almond extract. Below is the full roster, plus my insider notes for choosing each component.
- Old-Fashioned Rolled Oats (2 cups): Look for gluten-free certification if needed. Quick oats will dissolve into mush; steel-cut stay too chewy.
- Almond Flour (½ cup): Adds buttery richness and keeps the squares tender even after refrigeration. You can sub finely ground sunflower seeds for nut-free.
- Baking Powder (1 tsp): Provides the gentle lift that transforms oatmeal into a cakey casserole.
- Ground Cinnamon (¾ tsp): Just enough warmth to whisper “cozy” without overshadowing the fruit.
- Sea Salt (½ tsp): Non-negotiable flavor amplifier—use fine grain so it disperses evenly.
- Raspberries (1½ cups): Fresh in summer; frozen work year-round. Do not thaw frozen berries beforehand or they’ll bleed gray streaks.
- Maple Syrup (â…“ cup): Grade A Dark (formerly Grade B) delivers robust depth. Honey works, but oatmeal will brown faster.
- Eggs (2 large): Bind everything; for vegan, whisk 2 Tbsp ground flax + 5 Tbsp water and let gel 5 min.
- Almond Extract (½ tsp): The secret weapon that makes people ask, “Why does this taste like almond croissant?”
- Vanilla Extract (1 tsp): Rounds out almond’s floral edge.
- Milk (1¼ cups): Whole dairy, almond, oat—just stick to unsweetened so you control sweetness.
- Melted Butter (3 Tbsp): Swap coconut oil for dairy-free.
- Almond Slivers (⅓ cup): Toast lightly in a dry skillet for 3 min before sprinkling on top—crunch royalty.
How to Make Raspberry Almond Baked Oatmeal for Meal Prep Sundays
Preheat & Prep Pan
Position rack in center of oven; heat to 375 °F (190 °C). Lightly grease a 9-inch square metal pan, then line it with parchment sling—two strips overlapping in an “X” makes handles for effortless removal later.
Combine Dry Ingredients
In a large mixing bowl whisk oats, almond flour, baking powder, cinnamon, and salt until evenly distributed—30 vigorous strokes should do. The almond flour tends to clump; break up pockets with your fingertips.
Whisk Wet Team Separately
In a medium bowl beat eggs until homogenous, then whisk in maple syrup, almond extract, vanilla, milk, and melted butter. Adding liquids together prevents almond flour from seizing and ensures a velvety custard.
Fold, Don’t Smash
Pour wet mixture over oat medley. Using a rubber spatula, fold gently just until no dry streaks remain. Over-mixing breaks berries later and activates starches—textural enemy number one.
Berry Time
Scatter raspberries across surface; press them until half-submerged. They’ll create jammy pockets as they bake without sinking to the bottom. If frozen, do this quickly to minimize thawing.
Crunchy Almond Blanket
Sprinkle toasted almond slivers evenly on top; lightly press so they adhere. This prevents wandering nuts while slicing and guarantees every bite has that toasty crunch.
Bake to Perfection
Slide pan into oven and bake 28–32 min, until edges are gently browned and center jiggles just slightly when shaken. Over-baking dries squares; err on the side of custardy.
Cool Before Slicing
Rest pan on wire rack 15 min; oatmeal sets as starches firm. Use parchment handles to lift entire slab onto cutting board for neat 3Ă—3 grid squares.
Portion & Store
Stack squares in airtight container between parchment layers. Refrigerate up to 5 days or freeze individually wrapped for grab-and-go mornings.
Expert Tips
Toast Nuts First
Dry-toasting almonds for 3 min amplifies flavor ten-fold and keeps them crisp even after refrigeration.
Use Frozen Berries Straight from Freezer
They bleed less color and stay plump. Rinsing or thawing makes oatmeal soggy.
Under-Bake Slightly
Remember carry-over cooking: oatmeal thickens as it cools. A slight wobble ensures creamy, not cakey, centers.
Double Batch in 9Ă—13 Pan
Multiply ingredients by 1.5 and bake 35–38 min for bigger families or deeper freezer stash.
Add Citrus Zest
½ tsp orange or lemon zest brightens almond flavor and balances sweetness.
Reheat with Steam
Microwave 30 sec covered with a damp paper towel to restore just-baked texture.
Variations to Try
Berry-Banana-Chocolate
Swap half the raspberries for sliced bananas and ÂĽ cup dark-chocolate chips for dessert-for-breakfast vibes.
Apple Pie Edition
Fold in 1 peeled diced apple + ½ tsp nutmeg; replace almond extract with vanilla and top with pecans.
Tropical Coconut
Use light coconut milk, mango chunks, and toasted coconut flakes; omit almond extract and add lime zest.
Peanut-Butter Jelly
Beat ÂĽ cup peanut butter into wet ingredients and use strawberry jam instead of maple syrup for PB&J nostalgia.
Storage Tips
- Refrigerator: Place completely cooled squares in an airtight container with parchment between layers; keeps 5 days.
- Freezer: Individually wrap squares in plastic wrap, then stash in zip-top bag; freeze up to 3 months.
- Reheating from Cold: Microwave 30–40 sec with a splash of milk or pop in toaster oven 5 min at 325 °F.
- Meal-Prep Assembly: Pair one square with ½ cup Greek yogurt and a drizzle of honey for a balanced 400-calorie breakfast bowl.
Frequently Asked Questions
Raspberry Almond Baked Oatmeal for Meal Prep Sundays
Ingredients
Instructions
- Preheat: Heat oven to 375 °F. Grease and line a 9-inch square pan with parchment.
- Mix Dry: In a large bowl whisk oats, almond flour, baking powder, cinnamon, and salt.
- Mix Wet: In a medium bowl whisk eggs, maple syrup, extracts, milk, and melted butter.
- Combine: Pour wet into dry; fold just until moistened.
- Add Berries: Gently press raspberries into surface.
- Top & Bake: Sprinkle almonds; bake 28–32 min until center just jiggles. Cool 15 min before slicing.
Recipe Notes
Store squares refrigerated up to 5 days or freeze 3 months. Reheat with a splash of milk for best texture.
