Step 1: Prepare the Marinade Grab a nice big mixing bowl. Pour in the low-sodium soy sauce, drizzle in the honey, and squeeze in that fresh lime juice. Add your minced garlic, a pinch of salt, and a grind of black pepper. Now, give it a good whisk! You want everything to be nicely combined, almost like a slightly thicker dressing. This is where the magic starts!
Step 2: Marinate the Chicken Carefully place your boneless, skinless chicken breasts into the bowl with the marinade. Make sure each piece is completely coated – get in there with tongs or even clean hands if you need to! Once they're all tucked in, cover the bowl. Pop it in the fridge for at least 30 minutes. This minimum time is great for a quick weeknight, but if you have a little more time (say, up to 2 hours), the flavors will penetrate even more deeply. Don't go much longer than 2 hours with lime juice, though, as it can start to break down the chicken's texture.
Step 3: Prepare Fruit and Grill While your chicken is soaking up all that goodness, it's fruit prep time! Dice your ripe mangoes and fresh pineapple into nice, sturdy chunks. You want them big enough that they won't fall through the grill grates. Now, head outside (or to your grill pan!). Preheat your grill to medium-high heat. Aim for around 400°F (200°C). Once it's hot, give the grates a good cleaning and then lightly oil them. This prevents sticking, especially with that sweet marinade!
Step 4: Grill the Chicken Time to grill! Take the chicken out of the marinade bowl, letting any extra drip off (discard the used marinade – safety first!). Place the marinated chicken breasts carefully onto the hot, oiled grill grates. Grill them for about 5-7 minutes on the first side, then flip and grill for another 5-7 minutes on the second side. The cooking time will depend on the thickness of your chicken breasts. The best way to know they're done is to use a meat thermometer – insert it into the thickest part of the chicken, and you're looking for an internal temperature of 165°F (74°C). They should be nicely golden with some lovely grill marks.
Step 5: Grill the Fruit During the last few minutes that the chicken is cooking (when it's almost at temperature), add your mango and pineapple chunks to the grill. Place them directly on the grates. Grill them for just 2-3 minutes per side. You're looking for those beautiful grill marks and for the fruit to be slightly softened and warm. The grilling really brings out the sweetness of the tropical fruit!
Step 6: Rest and Serve Woohoo, you did it! Carefully transfer the grilled chicken and the warm, grilled fruit to a serving platter. Let the chicken rest for about 5 minutes before slicing or serving whole. This resting time is crucial – it lets the juices redistribute throughout the meat, keeping it moist and delicious. Arrange that gorgeous grilled fruit around or on top of the chicken. Finish it all off with a generous sprinkle of fresh cilantro. Serve it up and get ready for the compliments!