Spaghetti Squash with Roasted Peppers

1 red bell pepper

1 green bell pepper

1 yellow bell pepper

3 jalapeno peppers (or 1 jalapeno, 1 serrano and 1 hot chile pepper of your choice)

2 Tbl. olive oil

1 yellow onion, thinly sliced lengthwise

3 cloves garlic, finely chopped

1 tsp. finely chopped fresh rosemary needles

1/2 cup dry white wine

1/2 cup finely chopped fresh parsley

1/3 cup pitted and slivered black oil-cured olives

Salt to taste

Freshly ground black pepper to taste

1/2 cup diced fresh tomato or quartered cherry tomatoes, for garnish