Lasagna without olive veal apples

2 slices bacon , chopped 1 onion , finely chopped 1 carrot , finely chopped 1 stalk celery , finely chopped 1 garlic clove , crushed 12 ounces lean ground[...]

650 g beef , minced 1 tablespoon oil 1 large onion , small dice 125 g button mushrooms 125 g smoked bacon , diced 1 garlic clove , crushed 1 teaspoon dried[...]