I'm 16 and I'm making lasagna for my family tomorrow. I have got mince, onion, white sauce, red sauce, lasagna sheets, tinned chopped tomatoes, fresh tomatoes, and grated cheese. Not looking to add anything else; how do I assemble that into a lasagna? Do I have to cook the lasagna noodles first?
The general process of making lasagna is:
When you go looking for recipes, though there are tons and tons of them, they'll pretty much all look generally like this. They'll just have variations in ingredient proportions, seasonings, order of layers, and so on. You shouldn't have trouble finding one that matches up with the ingredients you have, if you want a recipe to follow carefully. As long as it generally matches the steps I listed, it should be fine.