Step 1

Heat peanut butter in a microwaveable bowl or mug for 30 seconds or until it starts to melt.

Step 2

Add the remaining ingredients to the mug/bowl and stir until well combined.

Step 3

If you use a bowl to mix, transfer batter to a greased mug

Step 4

Heat in microwave for 90 seconds.

Step 5

In a small dish, combine peanut butter and plain greek yogurt

Step 6

Spread frosting on mug cake or place in piping bag and pipe on pupcake

Step 7

Top with their favorite dog treats or dry dog food for added decorations!