In food processor chop onion, green pepper, and celery put each into a bowl. If your family doesn't like mushrooms then chop up the stems and pieces into small bits. :) undetectable In a 12 inch skillet or wok medium high heat 2 tbl Olive oil. Add onion, Pepper and celery stir fry till soft 10 min. Add garlic and mushrooms stir fry 3 minutes remove from heat and set aside. In a large heavy bottom stock pot brown sausage until no longer pink. 15 minutes Add the cooked onion, green pepper, and celery to stock pot. To stock pot add all other ingredients and bring to a soft boil stirring often. . Reduce heat and simmer for 1 hour. Stirring occasionly. This is a thick sauce and more water can be added to stretch it further. I recommend canning as is and adding water as needed later. Sit and sip on the great wine between stirs. My favorite part. Refer to your canners instructions for canning spaghetti sauce with meat. Same as chili canning I prepare jars and lids in hot water. Fill prepared jars to 1 inch headspace. Process 1 hour 30 minutes at 10 pounds pressure.