INGREDIENTS
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1 1/2 tsp regular butter
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1 1/2 tsp olive oil
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1 large uncooked onion(s), minced
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1 pound(s) uncooked lean ground beef
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1 large egg(s), beaten
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1 Tbsp fresh parsley, finely minced (or 1/2 tsp Italian seasoning)
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3/4 tsp table salt
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1/4 tsp red pepper flakes
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1/4 cup(s) canned, beef broth, or chicken broth
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1/4 cup(s) white wine