Ingredients:
- 1 ½ cups (192g) all-purpose flour
- 1 teaspoon baking powder
- ½ teaspoon baking soda
- ½ teaspoon ground cinnamon
- ¼ teaspoon ground nutmeg
- ¼ teaspoon ground ginger
- ½ teaspoon salt
- ½ cup (1 stick, 113g) unsalted butter, softened
- ¾ cup (150g) granulated sugar
- 2 large eggs
- ½ cup (120ml) buttermilk
- 1 teaspoon vanilla extract
- 1 ½ cups (approx. 2 medium) peeled and diced apples (Granny Smith or Honeycrisp recommended)
- ½ cup (100g) granulated sugar
- ¼ cup (60ml) heavy cream
- 4 tablespoons (½ stick, 57g) unsalted butter, cut into pieces
- ½ teaspoon sea salt
- 1 cup (2 sticks, 226g) unsalted butter, softened
- 3-4 cups (360-480g) powdered sugar, sifted
- 3-4 tablespoons (45-60ml) heavy cream
- ¼ cup (60ml) prepared salted caramel sauce
- ½ teaspoon vanilla extract
- Pinch of sea salt (optional)
Instructions:
- Preheat oven to 350°F (175°C). Line muffin tin with cupcake liners.
- Whisk together dry ingredients (flour through salt) in a bowl.
- Cream together butter and sugar until light and fluffy.
- Beat in eggs one at a time, then stir in vanilla.
- Alternate adding dry ingredients and buttermilk to the wet ingredients, beginning and ending with the dry ingredients. Mix until just combined.
- Gently fold in the diced apples.
- Fill cupcake liners about ⅔ full.
- Bake until a toothpick inserted into the center comes out clean.
- Let cool in the pan for a few minutes, then transfer to a wire rack to cool completely.
- Heat sugar in a medium saucepan over medium heat, stirring constantly, until melted and amber in color.
- Remove from heat and carefully whisk in heavy cream.
- Stir in butter and salt until smooth.
- Let cool slightly before using.
- Beat softened butter in a stand mixer until light and fluffy.
- Gradually add powdered sugar, beating until combined.
- Add heavy cream, salted caramel sauce, and vanilla extract. Beat until light and fluffy. Adjust the amount of powdered sugar or cream to achieve desired consistency.
- Taste, and add a pinch of sea salt if desired.
- Once cupcakes are completely cooled, frost with salted caramel buttercream.
- Drizzle with extra salted caramel sauce (optional).