Easy Spinach Dip Stuffed French Bread

loaf French bread

pkg. frozen chopped spinach, thawed and thoroughly drained/patted dry

olive oil

onion, diced

red bell pepper, diced

garlic cloves, minced

prepared pesto ((I use Basil pesto from Costco))

Worcestershire sauce

paprika

salt

pepper

mayonnaise ((I use reduced-fat))

cream cheese, softened (I use 1/3 less fat)

sour cream ((I use reduced-fat))

freshly grated Parmesan cheese

freshly grated sharp cheddar cheese

freshly grated mozzarella cheese