A Good Spinach Recipe

Name: A Good Spinach Recipe
Ingredients: 3 tablespoons sunflower oil, ghee, or clarified butter; 3/4 teaspoon fine grain sea salt; 4 large leeks, trimmed & thinly sliced; 3/4 teaspoon chile flakes, or more to taste; 3/4 teaspoon cumin seeds, lightly crushed; 1/4 teaspoon ground turmeric; 3/4 teaspoon dried oregano; 40 fresh mint leaves; 4-5 massive handfuls of spinach, very roughly chopped; 1 lemon, cut into wedges; 1/2 cup walnuts, toasted; 1/2 cup crumbled feta, fresh ricotta, or fresh paneer