Prepare brownie mix, vanilla cake mix, and strawberry cake mix according to packaged instructions.
2. Step
Preheat oven to 350˚F (180˚C).
3. Step
Place cones in each well of muffin tin.
4. Step
Fill each ice cream cone with 1 tablespoon of brownie batter. Top the brownie batter with 1 tablespoon of strawberry cake batter followed by 1 tablespoon of vanilla cake batter.
5. Step
Bake for 20-22 minutes, or until toothpick inserted in center comes out clean.
6. Step
In a large mixing bowl, beat butter until creamy. Gradually add in the powdered sugar. Add vanilla extract and 3-5 tablespoons milk until you reach thick and smooth consistency.
7. Step
Transfer frosting to piping bag and add a dollop to each cone like a soft serve ice cream.
