This dulce de leche buttercream frosting is smooth and creamy with a rich caramel flavor. It's perfect for cakes, cookies, or cupcakes, and easy to make with only 5 ingredients!
Beat room temperature butter in the bowl of a hand mixer or stand mixer fitted with the paddle attachment on medium speed until smooth and creamy.
Scrape down the side of the bowl and beat in the dulce de leche.
Gradually add the powdered sugar one cup at a time, mixing on low speed. Stop to scrape down the sides of the bowl occasionally.
Mix in the vanilla and salt on medium-low until light and fluffy.
Spread your frosting on a cake or add to a piping bag fitted with a large tip to pipe on cupcakes!
Notes
This recipe makes enough frosting to generously pipe on 12 cupcakes or frost and fill a 2 layer 8" round, 2-3 layer 6" round, or sheet cake.Use room temperature butter and dulce de leche so they mix together easily.Storage: Store dulce de leche buttercream in an airtight container in the refrigerator for up to 5 days. Let come to room temperature on the counter before using.Freezing: Freeze in a sealed container or freezer bag for up to 3 months. Let thaw in the refrigerator overnight and then let come to room temperature. Whip before using.