Sprinkle the top with the shredded cheese and with a spatula; gently fold the omelette in a half moon shape. Continue to cook another 30 seconds or until the . Feb 15, I'm a fan of the feta and tomato omelette. Salty, savory, cooked until still soft but not runny and folded over warm feta cheese and diced tomatoes, with a hint of. Apr 18, A classic French omelette has a smooth, silky exterior with little to no browning that This version is stuffed with your choice of cheese. The top surface should be loose and creamy, but if it looks too liquid and raw, cook.