Tofu Frittatas with Corn Salsa

Name: Tofu Frittatas with Corn Salsa
Ingredients: 2 1/4 cups red onion, chopped (1 medium), divided; 1 1/4 cups coarsely chopped poblano chile, plus 1/4 cup finely chopped (2 medium), divided; 1 cup canned low-sodium pinto beans, rinsed and drained; 2 Tbs. fresh lime juice, divided; 1 Tbs. cornstarch; 6 oz. soy chorizo, such as Soyrizo, crumbled; 6 oz. extra-firm tofu, drained and pressed dry; 1 1/4 cups frozen corn kernels, thawed, divided; 3/4 cup chopped cilantro, divided; 1 tsp. chili powder; 1/4 tsp. salt