Peanut Butter Cupcakes

Name: Peanut Butter Cupcakes
Prep time: 20 min
Cook time: 22 min
Total time: 42 min
Cuisine: American
Ingredients: 1 and 1/4 cups (156g) all-purpose flour (spooned & leveled); 1/2 teaspoon baking soda; 1/4 teaspoon salt; 1/2 cup (120ml) canola or vegetable oil*; 1/2 cup (125g) creamy peanut butter*; 1 cup (200g) packed light or dark brown sugar; 1 large egg, at room temperature; 1/3 cup (80g) sour cream, at room temperature; 1 and 1/2 teaspoons pure vanilla extract; 3/4 cup (180ml) whole milk, at room temperature*; 1/3 cup (40g) very finely crushed or chopped peanuts*; 1 cup (16 Tbsp; 226g) unsalted butter, softened to room temperature; 3 and 1/2 cups (420g) confectioners’ sugar; 1/2 cup (41g) unsweetened natural or dutch-process cocoa powder; 3 Tablespoons (45ml) heavy cream or milk; 1/3 (80g) cup creamy peanut butter*; 1 teaspoon pure vanilla extract; optional for garnish: mini Reese’s Peanut Butter Cups or chopped peanuts

Instructions

Prep:20minCook:22min

These are my new & improved peanut butter cupcakes. I use oil, brown sugar, sour cream, and extra milk to guarantee each cupcake is soft and moist. Finely chopped peanuts add flavor. They're tender, flavorful, and EASY, making this updated recipe the indisputable peanut butter cupcake champion!

Updated at: Thu, 17 Apr 2025 13:41:20 GMT