Mostarda di Cremona isn't actually a mustard, rather it's summer fruits preserved in mustard-infused syrup. Use a mix of peaches, pears, plums, apricots, nectarines, quince, cherries, citrus rind. Makes for a beautiful holiday gift.
Gathering sea beans, a.k.a. Salicornia and glass wort, is a very satisfying foraging project. They're easy to spot, easy to pick and easy to cook. Well worth it. The salty crunch works wonders on clam sauce with linguine.
This tangy, clove- and cinnamon-infused relish is a tangle of colorful strips of bell and jalapeno peppers, sweet onions and sun-dried tomato. Great on on pork and lamb, amazing with savory stews like picadillos and tagines.
Mustard de Provence: creamy spicy with sun-dried tomato; Preserved Lemon with garlic. Both super duper easy, and this includes advice for the basic soak and grind technique. The possibilities are endless.