City Eatery Upside Down Blueberry Cake

1/2 pint blueberries

8 ounces all-purpose flour

1/3 cup granulated sugar

1/2 cup milk

Brown sugar

2 eggs

1/4 cup (1/2 stick) softened butter

Preheat oven to 350 degrees F.

Cream the butter and sugar; add eggs. Incorporate milk; add flour, then mix until smooth.

6-inch round rings on a parchment lined baking sheet. Divide the blueberries evenly among them. Fill each with batter. Bake for 15 to 20 minutes.