Chicken Lasagna Recipe - Lasagna With White Sauce

Today I made Chicken Lasagna With Homemade White Sauce and Red Chicken Sauce. Recipe from scratch. Italian recipe with Indian Pakistani Style. Complete demonstration.
Ingredients: 9-12 lasagna noodles, boiled CHICKEN SAUCE: 1/2 kg (500 g) chicken mince 800 g tomato puree, (6-7 tomatoes, blend to make puree) 1 medium capsicum, cubed 2 garlic cloves, chopped 1 large onion, chopped 4 tbsp tomato paste 1 tbsp chili paste 1 tsp salt 1 tsp full black pepper powder 1 tsp oregano leaves 2 tbsp oil

WHITE SAUCE: 2 1/4 cup milk 1/2 cup cheddar cheese or mozzarella 1/2 tsp salt and black pepper 2.5 tbsp butter TOPPING: 1 1/2 cup mozzarella cheese or as required