Spread 2 lasagna sheets in a glass baking dish.
Take spinach on a worktop. Add garlic cloves and chop finely. Transfer into a bowl, add rice, salt and mix well. Add olive oil and mix well.
Spread 2 tbsps chilli sauce and some spinach mixture on the lasagna sheets in the baking dish. Top with 2 tbsps grated processed cheese.
Place 2 lasagna sheets on top, spread 2 tbsps chilli sauce, some of the mozzarella cheese slices and cover with remaining spinach mixture. Spread remaining lasagna sheets and top with remaining chilli sauce, remaining grated processed cheese, remaining mozzarella cheese slices and basil leaves.
Place the dish in the oven and bake at 180ºC for ½ hour.