Preheat your grill to medium-high heat, around 400°F (200°C). Slice fresh pineapple into rings or wedges and place them on the grill. Grill for about 2-3 minutes on each side until they develop beautiful grill marks and caramelize slightly. Remove them from the grill, allow to cool for a minute, and then cut the grilled pineapple into small cubes.

In a medium bowl, combine the diced grilled pineapple with chopped mango, diced bell pepper, finely chopped red onion, and fresh cilantro. Squeeze the juice of one lime over the mixture and sprinkle with a pinch of salt. Gently fold everything together to combine. Let the mixture rest for 15 minutes, allowing the flavors to meld beautifully, creating a vibrant topping for your Pineapple Mango Bruschetta.

While the topping is resting, preheat your oven to 400°F (200°C). Slice a fresh French baguette into ½ inch rounds, making sure they are evenly cut for uniform toasting. Arrange the baguette slices on a baking sheet and brush each slice lightly with olive oil, ensuring they are coated well for that perfect crunch.

Place the prepared baguette slices in the preheated oven and toast for 10-12 minutes. Keep an eye on them and check around the 7-8 minute mark; you want them golden brown and crispy, not burnt. Once toasted, remove them from the oven and allow them to cool slightly—this will ensure they maintain their crispiness when topped.

Now it's time to assemble your Pineapple Mango Bruschetta! Just before serving, spoon a generous amount of the colorful fruit topping onto each toasted crostini. This will keep the bread crunchy and the toppings fresh. Arrange the bruschetta on a serving platter and enjoy the delightful contrast of sweet and tangy flavors with your friends and family!