Preheat your oven to the temperature specified in your cake recipe or mix instructions.
Grease the inside of the glass bowl thoroughly with butter or cooking spray to ensure easy removal of the cake.
Prepare your cake batter according to the recipe or mix instructions. Mix the batter until it's smooth and free of lumps.
Pour the prepared cake batter into the greased glass bowl, filling it no more than two-thirds full to allow room for rising.
Place the glass bowl with the cake batter in the preheated oven. Position it in the center of the oven for even heat distribution.
Bake the cake for the recommended time based on the recipe or mix instructions. Keep a close eye on the cake during the baking process and perform the toothpick test to check for doneness.
Once the cake is fully baked, remove it from the oven and place it on a cooling rack. Allow the cake to cool completely in the glass bowl before attempting to remove it.
Gently run a knife along the edges of the cake to loosen it from the glass bowl. Place a plate or serving platter upside down on top of the glass bowl, and carefully invert the bowl to release the cake onto the plate.
Decorate the cake with your choice of frosting, whipped cream, or desired toppings. Get creative and add any additional decorations to make the cake truly special.
Slice and serve the cake to enjoy its unique appearance and delicious taste.