Marinated Artichokes with Prawns and Fino Sherry (Alcachofas Salteadas con Langostinos y Fino)

Ingredients

• 8 jarred, oil-marinated long-stem artichoke hearts (1 lb. 2 oz.), plus 3 Tbsp. oil from the jar
• 1 garlic clove, minced
• 1 tbsp. extra-virgin olive oil
• 1 tbsp. all-purpose flour
• 1 cup fino sherry
• 1 tbsp. soy sauce
• 6 jumbo shrimp or medium prawns, shelled (about 6 oz.)
• 1 tbsp. minced chives