Baked Spaghetti Squash with tomatoes

1 spaghetti squash , halved and seeded 1 lb chicken breast , cubed 1/2 cup diced green bell pepper 1/2 cup diced red bell pepper 1/4 cup diced red onion 1[...]

1 each spaghetti squash halved lengthwise and seeded * 1 each onion chopped 6 cloves garlic or to taste, crushed 28 ounces tomatoes, canned stewed, 2 cans 3[...]