Sauteed Kale

Epicurious
218
8
45

Ingredients

1 pound kale
1 stem rib
2 tablespoons olive oil
1 purple onion (small, halved lengthwise and thinly sliced crosswise)
1 garlic cloves (minced)
1 pinch hot red pepper flakes (dried)
1 tablespoon red wine vinegar (or to taste)
1/4 teaspoons salt
Read Directions