Spinach Salad

Ingredients

• 2 bags spinach
• 1 can French fried onion rings
• 1 red onion, chopped
• 1/2 c. Cheddar cheese, grated
• 3 to 4 boiled eggs
• 1 can tomato soup
• 3/4 c. oil
• 3/4 c. red wine vinegar
• 1 tsp. dry powder mustard
• salt and pepper to taste