Burger Kacang Hitam Buatan Sendiri

Bahan-bahan (6 porsi)

• 2 15 oz . cans black beans ($1.92)
• 1/4 red onion ($0.11)
• 1 clove garlic ($0.08)
• 1/4 bunch fresh cilantro (see notes, $0.20)
• 1 Tbsp sriracha (see notes, $0.11)
• 1 Tbsp mayonnaise ($0.09)
• 1 tsp ground cumin ($0.10)
• 1.5 Tbsp kecap ($0,09)
• 1/4 tsp pepper ($0.03)
• 1 large egg (see notes, $0.67)
• 1 cup plain breadcrumbs ($0.26)
• 2 Tbsp cooking oil ($0.08)