Preheat oven to 400°F.
Place chimichurri ingredients in a food processor and pulse to form a thick sauce.
Heat indoor griddle or grill pan to medium-high heat or heat outdoor grill. Bring steak to room temp and pat dry. Dress with oil, salt and pepper.
Parboil sausages in 2 inches of boiling water to heat through. Drain, pat dry and dress with EVOO.
Dress the shrimp with EVOO, salt and pepper.
Combine paprika, cumin and coriander, and sprinkle evenly over both sides of the steak and over the shrimp.