Burger Jamur Portobello yang diasinkan

Bahan-bahan (2 porsi)

• 2 Tbsp olive oil ($0.08)
• 2 Tbsp kecap ($0,12)
• 1 Tbsp apple cider vinegar ($0.03)
• 1 tsp brown sugar ($0.02)
• 1/4 tsp oregano ($0.02)
• 1/4 tsp garlic powder ($0.02)
• 1/4 tsp onion powder ($0.02)
• 1 tsp smoked paprika ($0.10)
• freshly cracked pepper ($0.03)
• 2 portobello mushroom caps (about 1/2 lb. total) ($2.94)
• 2 buns ($0.83)
• 1 cup spring mix ($0.32)
• 1 tomato ($0.70)
• 1/4 red onion, sliced into rings ($0.07)
• 4 Tbsp mayonnaise ($0.40)