Garlic Bread Supreme

1 (1 pound) long loaf French bread (not sourdough) or Italian bread
6 garlic cloves, pressed
2 tablespoons sesame seed
1 1/2 cups sour cream
2 cups jack cheese, diced
1/4 cup Parmesan cheese, grated
2 tablespoons dried parsley flakes
2 teaspoons lemon pepper seasoning
1 (14 ounce) can artichoke hearts, drained (not marinated)
1 cup Cheddar cheese, grated
1 (6 ounce) can ripe pitted olives (for garnish if desired)
Sliced tomatoes (for garnish if desired)
Fresh parsley sprigs (for garnish if desired)

Cover cookie sheet with aluminum foil. Split loaf of bread in half lengthwise and remove all soft parts of inside bread in large chunks. Leave shells intact.

Melt 1/2 cup butter in large skillet. Saut