Zucchini mince.

Onions finely chop, fry in 1 Cup oil until Golden brown.

The onions and zucchini cooked: from the moment of boiling for 1.5 hours. Then add the mayonnaise and sauce (this time took tomato ketchup "My family", 350 gr.). Cook for 40 minutes. Taste. Maybe you need salt, add sugar, pepper. It all depends on the ketchup and mayonnaise. At the end of cooking add vinegar.

Hot expanded into sterilized jars, roll up, turn over. Bon appetit!