INGREDIENTS
1
batch homemade chocolate cupcakes
3
egg whites, room temperature
3/4 cup
granulated sugar
1/4 tsp
cream of tartar
10 tbsp
unsalted butter, very soft (not melted)
1 cup
creamy peanut butter (not natural style)
1 tsp
pure vanilla extract
salt
10 oz
semi-sweet chocolate, coarsely chopped1
1
and 1/2 Tablespoons canola or vegetable oil