Whisk all the marinade ingredients in a large bowl.
¼ cup balsamic vinegar, 2 Tablespoons honey, 1 Tablespoon Dijon mustard, 2 cloves garlic,, ½ teaspoon dried oregano, ½ teaspoon dried basil, Kosher salt,, Black pepper,
Add the chicken, and toss to combine. Cover and refrigerate for at least four hours or ideally up to overnight.
4 large chicken breasts
Line a sheet pan with aluminum foil, and preheat the oven to 325F.
Arrange the marinated chicken in an even layer, and sprinkle the shallots on top. Scatter the tomatoes and peaches evenly around the chicken.
2 large shallots,, 1 pint cherry tomatoes, 4 large fresh peaches,
Bake for one hour or until the chicken reaches an internal temperature of 165F. Note: If your chicken is thin, the baking time will be much quicker.
In the last few minutes of baking, remove the sheet pan and scatter the mozzarella evenly over the chicken.
5 ounces fresh mozzarella cheese,
Return the pan to the oven, and continue to bake until the chicken is fully cooked and the cheese is beginning to melt.
Garnish with fresh basil and a drizzle of balsmic, if desired, and getcha some of that!
Optional: balsamic vinegar drizzle,, Optional garnish: fresh basil,