Very Veggie Spaghetti Sauce

3/4 cup zucchini , cubed

3/4 cup mushroom , diced

1 stalk celery , chopped

1 medium onion , chopped

1/2 red pepper, diced

4 garlic cloves , chopped

2 1/2 cups fresh roma tomatoes , diced

1 (8 ounce) can tomato paste

3/4 cup red wine (not cooking)

1/2-1 cup chicken or 1/2-1 cup vegetable broth

1 teaspoon fresh rosemary

1 teaspoon fresh basil

1 teaspoon fresh oregano

2 tablespoons lemon peel