Cook kale in large pot of boiling salted water until tender, about 10 minutes. Drain; cool. Squeeze dry. Finely chop kale. Heat oil in large nonstick skillet over medium-high heat. Add onions, corn, red peppers, and garlic; stir 3 minutes. Mix in 1 1/2 cups kale. Remove from heat. Whisk 2 cups water and cornmeal in bowl to blend. Bring milk and salt to simmer in heavy large saucepan over medium heat. Gradually whisk in cornmeal mixture. Stir until mixture boils and thickens, about 5 minutes. Cool slightly. Preheat oven to 350°F. Spray oval 13x9x2-inch baking dish with nonstick spray. Whisk eggs in large bowl to blend; gradually whisk in warm cornmeal mixture. Stir in kale mixture, cheese, and hot pepper sauce. Transfer to prepared dish; smooth top. Bake until set and golden, about 35 minutes. Serve warm.