To prepare a the meatball that fell off the table recipe, you will first need to prepare the ingredients for the recipe. First, preheat the oven to 375 degrees F (190 degrees C). Then, place the ground beef, onion, bell pepper, garlic, salt, and pepper into the large bowl and mix well. Next, add the flour to the mixture and stir until it's evenly coated. Now, pour the wet mixture over the dry mixture, making sure not to overcrowd it. Cover the bowl with cling wrap and refrigerate for at least 30 minutes, or overnight if you want it to be more moist.