Spaghetti Alla Puttanesca - cooking recipe

Ingredients

1 lb. spaghetti
salt
1 1/2 Tbsp. olive oil
3 cloves garlic
3 anchovy fillets
1 (14 oz.) can Italian plum tomatoes
1 (4 oz.) can sliced black olives
4 Tbsp. capers
parsley
4 swordfish steaks, cut 1 1/2 to 2-inches thick *
1 stick butter (1 c.)
3 types mustard (one each from: Germany, Belgium and France; these should be flavorful and hearty)

Preparation

*You will need to get these cut special.
Do not settle for thinner cuts.