Homemade Chocolate Frosting

1 3/4 cups (210 g) powdered sugar
1/4 cup (32 g) unsweetened cocoa powder
1/2 cup (115 g) unsalted butter (room temp)
2 tbsp (30 ml) half n half (may substitute milk – not as creamy)
1 tsp vanilla

Beat butter til creamy.  Combine powdered sugar & cocoa powder in a separate bowl, gradually add to butter alternating with the half n half and vanilla.  Beat on high approx 2 min after all ingredients added.