All About Frosting! - Cupcake Fanatic

Ingredients

• butter, preferably a commercial brand (because oil doesn’t separate out)
• 1 1/2 cups butter, at room temperature (I like to use 3/4 cup salted and 3/4 cup unsalted)
• 3 3/4 cups powdered sugar
• 3/4 cup cocoa powder
• 3 – 4 Tbsp heavy cream or half-&-half
• 1 1/2 tsp vanilla extract
• 2 oz. (60g.) regular cream cheese, room temperature
• 2 oz. (4 Tbsp./60g.) unsalted butter, room temperature
• 1 cup (120g.) powdered sugar
• 2 tbsp. unsweetened cocoa powder
• ½ cup (155g.) Nutella chocolate-hazelnut spread
• 1 (3.56oz) box white chocolate instant pudding (the 4 servings size box)
• 1/2 cup cold skim milk plus extra for thinning
• 1/2 cup unsalted butter, room temperature
• 1/2 cup shortening (can use all butter if desired)
• 1 cup powdered sugar
• 1 tsp vanilla