Sup Ham dan Kentang

Bahan-bahan (8 porsi)

• 2 Tbsp olive oil ($0.44)
• 2 wortel, kupas dan potong dadu ($0,20)
• 3 ribs celery, diced ($0.30)
• 1 small white onion, diced ($0.70)
• 2 medium kentang, kupas dan potong dadu (kira-kira 3½ cangkir)* ($1,66)
• 6 cups vegetable broth** ($0.78)
• 2 cups cooked diced ham ($6.38)
• 2 Tbsp salted butter ($0.24)
• 1/4 cup all-purpose flour ($0.05)
• 2 cups milk ($0.36)
• 2 Tbsp minced fresh parsley ($0.08)
• 1 tsp freshly cracked black pepper ($0.05)
• Salt, to taste*** ($0.01)