Gourmet Grilled Cheese Sandwiches

1 tablespoon olive oil

4 slices provolone cheese

2 canned artichoke hearts , sliced

1 cup Baby Spinach

4 slices genoa salami

1/2 cup spaghetti sauce, for dipping

4 slices colby-monterey jack cheese

1/4 cup barbecue sauce

1/2 small red onion , thinly sliced

2 tablespoons sliced black olives

4 slices monterey jack pepper cheese

2 ounces canned diced green chiles, drained (or use fresh if available)

1 small Tomato , thinly sliced

1/4 cup crumbled cooked turkey bacon