INGREDIENTS
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2 lb. ground beef
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1 large onion, chopped
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½ cup ketchup
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2-3 tbsp. mustard
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½ tsp. salt
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1½ cups (6 oz.) Cheddar cheese, shredded
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1 cup Bisquick
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2 cups milk
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4 eggs
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1 tbsp. sesame seeds, optional
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Extra ketchup and mustard for serving, optional