How To Clean A Blue Porcelain Oven
Preheat oven to 375 degrees F (190 degrees C). Pour a layer of baking soda on the bottom of the oven. Pour a layer of cornstarch over the baking soda. Pour a layer of water over the cornstarch. Add 1/2 cup (120 ml) of vinegar to each bag and shake well to combine. Pour into an oven-safe dish and bake for 10 minutes, or until bubbly and clean inside and out....