Coconut-Apple-Ginger Dal

Name: Coconut-Apple-Ginger Dal
Cuisine: Indian
Ingredients: 2 Tbsp. virgin coconut oil; 1/4 tsp. cayenne pepper; 1/4 tsp. ground cumin; 1/4 tsp. ground turmeric; 1/2 large onion, finely chopped; 2 garlic cloves, finely chopped; 1 (3") piece ginger, peeled, finely chopped; 1 large apple (unpeeled), grated on the large holes of a box grater; 1 1/2 cups red lentils; 1 (13.5-oz.) can coconut milk; 2 Tbsp. fresh lime juice; Kosher salt, freshly ground pepper; Plain yogurt, cilantro leaves, and toasted unsweetened coconut flakes (for serving)