Greek Chicken Burgers {with pickled red onion and Greek yogurt sauce}

INGREDIENTS

1/4 cup

apple cider vinegar

2 tsp

brown sugar

3/4 tsp

kosher salt

1/2 cup

water

1/2

thinly sliced large red onion

plain Greek yogurt

1 tbsp

lemon juice

garlic cloves, minced

1 tbsp

finely minced parsley

1 tbsp

finely minced mint

1/2 tsp

kosher salt

1 lb

ground chicken

1/4 cup

crumbled feta cheese

1 tbsp

finely minced mint

1 tbsp

finely minced parsley

1/4 cup

finely diced red bell pepper

1/4 tsp

kosher salt

1/4 tsp

ground black pepper

Baby spinach

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