Cook the rice. In a skillet, over medium heat add oil and saute onion until translucent. Add garlic and saute for 30 seconds more. Add spices, tomato paste, broth, and cauliflower rice. Give it a good stir and saute until rice is warmed through.
1 1/2 tablespoon olive oil, ½ cup yellow onion, 2 teaspoon minced garlic, 1 teaspoon ground cumin, ½ teaspoon dried oregano, 1 teaspoon ground paprika, 3 tablespoon tomato paste, 1/4-1/2 cup vegetable stock, ½ teaspoon kosher salt or more to taste