BLUEBERRY BALSAMIC GLAZED CHICKEN
Preheat oven to 350°F.
Heat 1 tablespoon of the olive oil and butter in a large, heavy, skillet.
Season chicken with ½ teaspoon salt and ¼ teaspoon pepper.
Add chicken to the pan after butter has melted and is hot and bubbly.
Sear chicken breasts over medium-high heat until lightly browned.
Remove from the pan and place in a baking dish, set aside.
Add remaining olive oil and butter to the skillet,
Add onions and cook until soft and lightly caramelized, 3- 4 minutes.
Add blueberries and cook 1 minute.
Stir in vinegar, maple syrup, rosemary, and remaining salt and pepper.
Simmer about 10 minutes, until blueberries have softened.
Pour the blueberry balsamic mixture over chicken and put baking dish in the oven for about 20 minutes.
Chicken should no longer be pink in the middle and reach an internal temp of 165 degrees F