Preheat oven to 350 degrees. Mix all the ingredients in a stand mixer or large bowl with hand mixer. Mix until combined. Pu a piece of parchment or foil onto a cookie sheet. Either scoop with a small ice cream scooper the batter or place batter (it is very thick) into a piping bag and pipe small rounds of batter onto the lined cookie sheet. Make sure to out each one a few inches apart. Bake for 10 minutes. Cool on the cookie sheet for 5 minutes before moving to a cooling rack to completely cool.
To make the frosting beat butter in a stand mixer with a whisk attachment for about one minute. Turn off and add powdered sugar. Start mixer again and SLOWLY beat until combined. Beat until light and fluffy about 10 minutes. Add vanilla paste and tablespoon of heavy cream and continue to beat until combined.
When cakes are cooled, pipe frosting on the bottom side of half the cakes and top with other cakes.