01 -
In a large pot over medium-high heat, combine oil, onion, garlic and 1 teaspoon salt. Once sizzling, cover, reduce heat to low, and cook until onion softens and begins to color, stirring occasionally, about 7-9 minutes.
02 -
Stir in ginger, mustard seeds, turmeric, coriander, cumin/fennel and red pepper flakes. Cook while stirring until fragrant, about 1 minute.
03 -
Add water, coconut milk, both types of lentils, and remaining 1/2 teaspoon salt. Bring to a boil, then reduce heat to low, cover and simmer for 40-50 minutes, stirring occasionally, until lentils break down.
04 -
Stir in the chopped kale and return to a simmer. Taste and adjust salt if needed. Serve hot, or cool and refrigerate for later use.