In a big microwave-safe bowl, add sliced onions and bell peppers. Cook dinner on excessive in a microwave for about 5-8 minutes, till gentle.
Within the meantime, Add hen items to a plate. Squeeze the juice of 1 lemon over hen. Sprinkle 1 teaspoon minced rosemary and add a bit salt and pepper.
Coat a big, nonstick pan with cooking spray. Add 1 teaspoon of olive oil and warmth. Add hen and juice from the lemon into the pan. Cook dinner till now not pink, about 5-6 minutes. Stir usually. Take away hen to a plate.
In the identical pan, coat once more with cooking spray. Add 2 teaspoons olive oil. Add cooked onions and bell peppers, basil, and a bit salt and pepper. Pour ¼ cup balsamic vinegar excessive. Cook dinner over medium-high warmth, stirring usually, till the greens are gentle and barely caramelized, about 10 minutes. If the pan will get too dry, add 1 extra teaspoon of olive oil and three tablespoons of water. Stir in garlic and cook dinner, stirring, till aromatic and gentle, 1 minute. Return hen to pan. Add 2 tablespoons balsamic vinegar and 1 tablespoon rosemary. Combine the whole lot collectively. Proceed to cook dinner, stirring till warmed and effectively blended, about 2 minutes.
Organize on a platter or plate every serving. Any leftovers will hold within the fridge a couple of days or freeze nice!
