For the zucchini salsa Wash, dry and cut zucchini into 1 cm cubes Peel and finely chop onion and garlic cloves.
Score tomatoes and place briefly in boiling water, remove, peel and dice peppers Wash, dry, seed and cut into 1 cm cubes Heat oil slightly and add all ingredients.
Let everything simmer gently for at least 1 hour. Rinse the jars with hot water, fill them, close them with lids and let them cool upside down.