Bacon

Heat a skillet on the stovetop over medium-low heat

Add the 4 slices of bacon, cook until bacon is crispy

Set bacon aside on a paper towel

Reserve the rendered grease in a heat safe bowl

Cake

Preheat oven to 350°F

In the bowl of an electric mixer fitted with blade attachment, beat together the yogurt and peanut butter until smooth

Add eggs 1 at a time, beat

Add the milk and bacon grease, mix

In a small bowl, whisk together the flour and baking powder

Slowly add the flour mixture to the wet ingredients, mix until combined

Fold in the bacon pieces

Grease a 6-inch cake pan with cooking spray

Spoon the cake batter into the pan

Put cake in oven to bake for 20-25 minutes, cake is done when the middle is set and a knife comes out clean when inserted in the center

Cool cake for 5 minutes in the pan and then transfer to a cooling rack to cool completely

Frosting

In the bowl of an electric mixer fitted with a whisk attachment add the cream cheese and peanut butter, whisk on high until smooth

Add the heavy cream, beat until frosting becomes light and fluffy

Spread the frosting in a generous layer on top of the cooled cake, leaving the sides bare

Put the bacon pieces in the center of the cake in a pile

Sprinkle with sprinkles, if desired

Slice and serve