Fried Cabbage and Noodles

Bahan-bahan (4 porsi)

• 2 Tbsp cooking oil ($0.08)
• 1 yellow onion ($0.32)
• 8 oz . wide egg noodles ($0.90)
• 1/2 head cabbage (4-5 cups sliced) ($1.28)
• 2 Tbsp butter ($0.20)
• salt and pepper to taste ($0.05)