The present invention discloses fruit and vegetable composite pickle comprising the following components in parts by weight: 20-30 parts of Chinese watermelon, 10-15 parts of carrot, 5-15 parts of psidium guajave, 4-10 parts of pineapple, 5-9 parts of green mango, 10-25 parts of salt, 25-30 parts of water, 5-8 parts of apple vinegar, 3-8 parts of coconut milk, 4-10 parts of disodium guanylate, 4-7 parts of sodium inosinate, 15-22 parts of olive oil, 4-12 parts of light soy sauce, 2-4 parts of cinnamon powder, 10-20 parts of beet sugar, 5-10 parts of stevioside, 3-5 parts of grape seed procyanidins, 0.5-2 parts of lycopene, 3-5 parts of protamine, 4-8 parts of pectin and 2-5 parts of sodium alginate. The nitrite content in the pickle is significantly reduced, the resulting pickle nearly do not contain nitrite, so that consumer nitrite poisoning may not be produced, the fruit and vegetable composite pickle is safer, the crispness of the prepared composite pickle is improved, and the composite pickle tastes crisp.