Heat olive oil and butter together, add the bacon cut into cubes, let it brown a little.
Add the meat, fry, add the finely chopped onion, the finely chopped vegetables, steam for 5 minutes, deglaze with the wine.
Add the peeled tomatoes and tomato puree, cook for 1 1/2 hours on low heat, add the kitchen herbs, simmer for another 1/2 hour on low heat, season with salt and pepper.
Continue to use the sauce as desired.