How to make a veggie burger for vegetarians? First Recipe: Burger recipe with oats and chickpeas: Ingredients: 1 Cup boiled chickpeas 1 Cup ground oats Half a cup of shredded carrots ½ Cup minced onion Half a cup of mashed peas 1 Tablespoon olive oil 1 Tablespoon lemon juice Salt and black pepper (to taste) ½ Teaspoon garlic powder Corn oil for