Beef burger with cheese

Beef burger with cheese recipe Ingredients: 1 kilo of minced red meat 2 tablespoons of butter3 medium onions chopped2 tablespoons of spice mixSalt and pepper (to taste)burger bun2 lettuce sliced2 tomatoes, slicedMethod:Melt the butter in a pot on the stove, fry the onions a little, then leave to coolAdd the onions to the minced meat. […]