Omelet with Summer Vegetables

Ingredients:

• Cooking spray
• 2/3 cup frozen whole-kernel corn, thawed
• 1/2 cup chopped zucchini
• 3 tablespoons chopped green onions
• 1/4 teaspoon salt, divided
• 2 tablespoons water
• 1/4 teaspoon black pepper
• 3 large egg whites
• 1 large egg
• 2 tablespoons shredded smoked Gouda cheese

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