Cook instant polenta according to package directions.
Meanwhile, combine kidney beans, chili powder and ¼ cup water in a medium saucepan. Heat over medium-low heat 2 minutes, or until warmed through.
Divide the polenta among 4 bowls. Top each serving with ⅓ cup kidney beans, ¼ cup salsa, ¼ avocado, and a sprinkling of cilantro leaves.
