Preheat the oven to 400 degrees.
Combine the honey, vinegar, soy sauce, and jalapeños in a small saucepan. Bring to a boil, then turn the heat to low and simmer for 10 minutes.
While the sauce is simmering and the oven heating, pat the salmon fillets dry using a paper towel. Brush a 9-by-9-inch baking pan (or other similar-size baking pan or dish) with olive oil, then place the fillets in the pan about an inch apart. Brush the fillets generously with olive oil.
Pour the glaze and jalapeños over the salmon. Spoon or brush glaze onto the fish.
Spoon glaze over the salmon, then squeeze the lime over the salmon. Garnish with chopped cilantro, if desired.
The sliced jalapeño adds a little kick to the salmon and the glaze. We've used both fresh and canned jalapeños, so either works well. , which flavors the honey glaze and cooks alongside the salmon. To keep this dinner simple, serve with a baked potato. If you prefer rice, you can spoon glaze over the rice when serving.