Crockpot Hot Fudge Cake. Its Moist, Chocolaty, And Made All In Your Crockpot! Ingredients: 1/2 Cup Of Brown Sugar, 3/4 Cup Of Sugar, 1 1/2 Cups Of Flour, 1/4 Cup Of Cocoa Powder, 2 Tablespoons Of Baking Powder, 1 Tsp Of Salt, 1 Cup Of Milk, 1 Egg, 4 Tablespoons Of Butter, 1 Tsp Of Vanilla, 3 Cups Of Boiling Water — Sprinkle Mixture: 1/2 Cup Of Brown Sugar & 3 Tablespoons Of Cocoa Powder.