Taco Soup

Ingredients

• 2 lbs ground beef
• 1 diced onion
• 1 (10 ounce) can Rotel Tomatoes
• 1 teaspoon salt
• 1 teaspoon pepper
• 1 (15 ounce) can pinto beans
• 1 (15 ounce) can navy beans
• 1 (15 ounce) can red kidney beans
• 1 (15 ounce) can corn
• 3 (14 1/2 ounce) cans diced tomatoes
• 1 12 cups water
• 1 (1 1/4 ounce) packet taco seasoning mix
• 1 (1 ounce) packet ranch dressing mix
• cheese, grated (optional)
• chips (optional)
• sour cream (optional)