Lasagna without crumbs

1 (28 ounce) jar reduced-fat spaghetti sauce (you choose brand) 1 (16 ounce) can fat-free chicken broth 2 eggs 2 garlic cloves , crushed 8 ounces part-skim[...]

3 tablespoons extra virgin olive oil 3 tablespoons butter 1 cup onion , finely diced 1/3 cup carrot , finely diced 1/4 cup celery , finely diced 1 garlic[...]

3 tablespoons extra virgin olive oil 3 tablespoons butter 1 cup onion , finely diced 1/3 cup carrot , finely diced 1/4 cup celery , finely diced 1 garlic[...]