3 tablespoons canola or grapeseed oil
1 teaspoon mustard seeds
½ teaspoon cumin seeds
1 medium red onion, finely diced
3 cloves garlic, thinly sliced
1-inch thumb ginger, minced
½ teaspoon turmeric
½ teaspoon garam masala
½ teaspoon paprika
¼ cup apple cider vinegar
1 14.5-ounce can diced tomatoes
2 tablespoons molasses
½ teaspoon kosher salt
Freshly ground black pepper