Pan Fried Vegetable Seekh Kebab

Name: Pan Fried Vegetable Seekh Kebab
Ingredients: 1 potato, boiled; 1/4 cup paneer, grated; 200 gm yam (suran), boiled; 300 gm cauliflower, grated; 1 small carrot, grated; 1/2 cup frozen peas, thawed & mashed; 1 onion, finely chopped; 1 tbsp. ginger-garlic paste; 2 green chilies, chopped; 1 tsp. lemon zest; to taste salt; 1/2 tsp. or to taste red chili powder; 1/2 tsp. garam masala powder; 1/2 tsp. aamchur (dry mango powder); 2 tbsp. coriander leaves, chopped; 3 tbsp spinach leaves, chopped; as needed oil to shallow fry; as needed wooden skewers, soaked in water for 30 minutes