Ingredients
🥗 INGREDIENTS needed. to make Balsamic Chicken Fillet
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- 4 chicken breast fillets, evenly sliced
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- 2 tbsp extra-virgin olive oil
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- 3 tbsp balsamic glaze or reduced balsamic vinegar
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- 3 cloves garlic, minced
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- 1 tsp dried Italian seasoning
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- ½ tsp salt + ½ tsp black pepper
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- 8 oz fresh mozzarella, sliced
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- 2 medium tomatoes, sliced
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- Fresh basil leaves
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- Optional: pinch of crushed red pepper
Instructions
Place your chicken fillets on a cutting board and pat them completely dry with paper towels. This step is crucial — removing excess moisture helps the seasoning cling and ensures the chicken browns instead of steaming. If the fillets are uneven, gently pound the thicker ends so they cook uniformly. Transfer them to a baking dish large enough that they can lay flat without overlapping.
In a small bowl, whisk together the olive oil, balsamic glaze (or reduced balsamic vinegar), minced garlic, Italian seasoning, salt, and pepper. The mixture should look glossy and slightly thick.
Pour this mixture over the chicken fillets. Use tongs or clean hands to coat each piece thoroughly, making sure the marinade gets into all the crevices. This blend of acid, oil, and herbs begins breaking down the fibers, making the chicken more tender even before it cooks.
If you have time, let the chicken rest in the marinade for 10–20 minutes. This quick soak allows the balsamic to penetrate, helps soften the meat, and gives a deeper, more robust flavor once baked. If you’re prepping ahead, you can marinate for up to 4 hours in the refrigerator.
Preheat the oven to 400°F (205°C).
Place the baking dish on the center rack and bake the fillets for about 20 minutes.
At the 10-minute mark, spoon some of the pan juices over each piece — this extra baste is what creates that restaurant-style caramelized coating. The chicken should look slightly puffed, glossy, and no longer pink around the edges.
Remove the dish from the oven and immediately top each fillet with slices of fresh mozzarella. The residual heat begins melting the cheese right away.
Add tomato slices on top of the mozzarella, overlapping slightly for full coverage.
This layering is intentional — the mozzarella acts like a “melting blanket” to keep the chicken juicy while the tomatoes roast gently on top.
Return the dish to the oven for another 5–10 minutes, or until the cheese melts completely and starts bubbling around the edges.
If you want a slightly browned, bistro-style finish, turn on the broiler for the last 45–60 seconds — watch carefully to avoid burning.
Once out of the oven, immediately top each fillet with torn fresh basil leaves. The basil slightly wilts from the steam, releasing its aroma.
Finish by drizzling an extra teaspoon of balsamic glaze over each serving.
This final drizzle adds acidity, sweetness, and that signature Caprese brightness.
Let the chicken rest in the pan for 3–5 minutes before slicing or serving. This step seals in the juices and prevents the cheese from sliding off.
You’ll notice the tomatoes release a small amount of natural juice — gently spoon some of this over the chicken for added flavor.