What are some cheap, easy meals I can cook at home in under an hour?
Here are some simple and affordable meal ideas that can be prepared in under an hour:

1. Pasta with tomato sauce: Cook pasta according to package instructions and prepare a simple tomato sauce using canned tomatoes, garlic, onion, and herbs such as basil and oregano.

2. Stir-fry: Cook rice or noodles and stir-fry vegetables such as broccoli, carrots, and bell peppers with a protein of your choice, such as chicken, beef, or tofu, in a pan with a bit of oil and a sauce made from soy sauce, honey, and vinegar.

3. Omelet: Whisk together eggs with a bit of milk, salt, and pepper, and cook in a non-stick pan with any fillings of your choice, such as cheese, vegetables, and herbs.

4. Tacos: Cook ground beef or chicken with a taco seasoning mix and serve with warm tortillas, lettuce, cheese, and salsa.

5. Sandwiches: Toast bread and assemble sandwiches with ingredients such as deli meat, cheese, lettuce, tomato, and condiments of your choice.

6. Chili: Cook ground beef or chicken with canned beans, tomatoes, and chili powder, and serve with rice or crackers.

7. Quesadillas: Fill a tortilla with cheese and any other fillings of your choice, such as cooked chicken or vegetables, and cook in a non-stick pan until the cheese is melted and the tortilla is crispy.

8. Soup: Saute vegetables such as onion, garlic, and carrots, add canned or fresh broth, and simmer with any additional ingredients, such as canned tomatoes, beans, or noodles, until heated through.

These meals are simple, quick, and can be easily adapted to suit your taste preferences and dietary restrictions.
Give me a generalized full guide, with steps, from start to finish, on how to cook 'Quesadillas'.