Spaghetti Sauce with onion

1 lb ground beef or 1 lb ground pork or 1 lb sausage 2 tablespoons olive oil 4 (14 ounce) cans diced tomatoes or 4 (14 ounce) cans crushed tomatoes 1[...]

2 tablespoons olive oil 4 medium onions (chopped) 4 garlic cloves 1/2 bell pepper (diced) 1 pepper (jalapeno, seeded, cut into thin rings) 2 quarts tomatoes[...]

2 tablespoons olive oil 1/2 medium onion , finely chopped 1 lb mushroom , sliced 1 teaspoon dried parsley 2 teaspoons garlic , minced 1 teaspoon dried basil 1[...]

6 medium mushrooms , sliced (optional) 1/2 medium onion , diced 1/4 cup olive oil 6 ounces tomato paste 8 ounces tomato sauce 5 tablespoons sugar 1 teaspoon[...]

1 tablespoon olive oil 1/2 medium onion , chopped 1/2 lb ground turkey 1/2 lb ground pork 1 (14 1/2 ounce) can del monte diced tomatoes seasoned with basil[...]

1 medium onion , sliced 2 tablespoons virgin olive oil 1 teaspoon garlic , instant minced 4 cups sun-dried tomatoes , rehydrated 8 cups s.d.t. tomato sauce 2[...]