California Avocado Pumpkin Cupcakes with Avocado Caramel Buttercream Frosting - California Avocados

Ingredients

• 2 1/3 cups all-purpose flour
• 2 tsp. baking powder
• 1/4 tsp. baking soda
• 1/2 tsp. salt
• 3 tsp. pumpkin pie spice*
• 1/2 cup pureed avocado from 1 large, ripe California Avocado**
• 6 Tbsp. butter, at room temperature
• 1 cup light brown sugar
• 2/3 cup white granulated sugar
• 1 large egg
• 1 egg yolk, from 1 large egg (save white for another purpose or discard)
• 2/3 cup pumpkin puree
• 1 tsp. vanilla extract
• 2/3 cup milk
• Frosting Ingredients
• 4 Tbsp. melted butter
• 2/3 cup dark brown sugar
• 4 Tbsp. milk, more if needed (see step 6, below)
• Pinch of salt
• 1/2 cup mashed avocado from 1 large, ripe California Avocado*
• 2 Tbsp. butter, at room temperature
• 5 1/2 cups powdered sugar, more if needed (see step 6, below)