Vegetable Lasagna

Ingredients

• 1 large zucchini, thinly sliced lengthways
• ½ sweet potato, thinly sliced lengthways
• 1 large carrot, thinly sliced lengthways
• 1 potato, thinly sliced (as if you were doing potato bake)
• 1 pkt fresh or frozen lasagne sheets
• ½ cup grated cheese, to sprinkle on top
• 1 tbs olive oil
• ½ cup tin lentils
• 1 medium brown onion
• 1 red capsicum
• 1 clove garlic
• 410g can tomatoes
• 1 cup chicken stock
• 1 tbs tomato paste
• 2 tbs chopped fresh basil
• 1 tbs sugar (optional)
• Salt and pepper to season (optional)
• 2 tablespoons butter
• 3 tablespoons plain flour
• 1 cup milk
• 2 tbs grated cheese
• 1 cup ricotta
• ¼ cup chopped frozen spinach (optional)