Sourdough Oatmeal Cream Pies

Sourdough Oatmeal Cream Pies are soft, chewy oatmeal cookies filled with a fluffy vanilla cream, bringing nostalgic bakery flavor with a subtle sourdough tang. The tender oat cookies have warm cinnamon notes and a rich, homemade texture that pairs perfectly with the smooth cream filling. These sandwich-style treats are perfect for snacks, lunchboxes, or cozy desserts.

Ingredients

For the Oatmeal Cookies

• ½ cup unsalted butter, softened
• ½ cup brown sugar
• ¼ cup granulated sugar
• ½ cup sourdough discard
• 1 large egg
• 1 teaspoon vanilla extract
• ¾ cup all-purpose flour
• ½ teaspoon baking soda
• ½ teaspoon cinnamon
• ¼ teaspoon salt
• 1½ cups rolled oats

For the Cream Filling

• ½ cup unsalted butter, softened
• 1½ cups powdered sugar
• 1 teaspoon vanilla extract
• 1–2 tablespoons milk or cream

Preparation Steps

Step 1: Cream Butter and Sugars

Preheat oven to 350°F (175°C). Line baking sheets with parchment. In a bowl, beat butter, brown sugar, and granulated sugar until light and fluffy.

Step 2: Add Wet Ingredients

Mix in sourdough discard, egg, and vanilla until smooth and creamy.

Step 3: Add Dry Ingredients

Stir in flour, baking soda, cinnamon, and salt. Fold in oats until evenly combined.

Step 4: Scoop and Bake

Scoop tablespoon-sized dough portions onto baking sheets, spacing slightly apart. Bake 10–12 minutes until edges are golden and centers soft.

Step 5: Cool

Cool cookies completely on racks before filling.

Step 6: Make Filling

Beat butter and powdered sugar until fluffy. Add vanilla and enough milk or cream to reach smooth, spreadable consistency.

Step 7: Assemble

Spread or pipe cream filling onto the flat side of one cookie and top with another to form sandwich pies.

Variations

• Add raisins to cookie dough
• Use maple extract in filling
• Add nutmeg or cloves
• Dip edges in chocolate
• Add chopped pecans

Serving Suggestions

• Serve at room temperature
• Pair with milk or coffee
• Chill slightly for firmer filling
• Dust lightly with powdered sugar
• Pack for lunch treats

Prep Time / Bake Time / Chill Time / Total Time

Prep Time: 20 minutes

Bake Time: 12 minutes

Chill Time: 0 minutes

Total Time: About 32 minutes

Nutritional Info (Approx.)

Calories: 280 per sandwich

Protein: 3g

Fat: 13g

Carbohydrates: 38g

Conclusion

Sourdough Oatmeal Cream Pies are soft, chewy, and filled with creamy vanilla goodness, with a hint of sourdough tang that makes them extra special. These nostalgic sandwich cookies are a comforting homemade treat perfect for any occasion.