Blanquillo Chraime Soup with Harissa-Parmesan Corn and Broiled Oysters

Tender blanquillo sits in a thick, garlicky tomato broth warmed with paprika, cumin and caraway, then sharpened with lemon and fresh herbs. Sweet July corn and briny broiled oysters share a harissa-Parmesan butter that melts into the kernels and browns beautifully over the shells.

By Jonathan Katzman · Cooked and photographed · Recipe updated

Serves: 4 servings

Tags: gluten-free, nut-free, pescatarian

Blanquillo Chraime Soup with Harissa-Parmesan Corn and Broiled Oysters

Blanquillo Chraime Soup

Reducing the tomato base before adding stock produces a concentrated soup without cream. Gentle poaching keeps the fish in substantial, tender pieces.

Ingredients

  • 1.5 lb skinless, boneless blanquillo fillets, cut into 2-inch pieces
  • 3 tbsp extra-virgin olive oil
  • 6 cloves garlic, finely chopped
  • 2 tbsp tomato paste
  • 2 tsp sweet paprika
  • 1 tsp ground cumin
  • 0.5 tsp ground caraway
  • 0.25 tsp cayenne pepper, or less to taste
  • 28 oz canned crushed tomatoes
  • 2 cups gluten-free mild fish stock
  • 2 tbsp fresh lemon juice, plus more to taste
  • 0.25 cup chopped cilantro
  • 0.25 cup chopped flat-leaf parsley
  • to taste kosher salt and freshly ground black pepper

Instructions

  1. Lightly salt the fish and refrigerate while making the base.
  2. Warm the olive oil in a wide saucepan over medium-low heat. Add the garlic and cook for 1–2 minutes until fragrant but not browned.
  3. Stir in the tomato paste and cook for 2 minutes. Add the paprika, cumin, caraway and cayenne; stir for 20 seconds, then immediately add the tomatoes.
  4. Simmer uncovered for 15–20 minutes, stirring occasionally, until thickened and glossy. Add the stock and simmer for another 8–10 minutes. The soup should be thick but readily ladleable; add a little water if necessary.
  5. Season the base with salt and pepper. Lower the heat to a bare simmer, nestle in the fish and spoon broth over it. Partially cover and poach for 6–10 minutes, depending on thickness, until the centers reach 145°F and the flesh separates into moist flakes. Avoid vigorous boiling or stirring.
  6. Take off the heat and gently add the lemon juice. Taste for salt and acidity, then scatter with cilantro and parsley just before serving.

Notes

  • For the freezer version, replace the base ingredients with about 5 cups thawed, prepared chraime soup base. Bring it to a full simmer before lowering the heat and adding the fresh fish.
  • Freeze the base without fish or fresh herbs for the best texture when repeating this meal.
  • Firm white fish such as rockfish can stand in for blanquillo if unavailable.

Harissa-Parmesan Butter

Butter carries the chile spices while finely grated Parmesan adds salt and helps the oyster topping brown. One batch ties the appetizer and corn together.

Ingredients

  • 8 tbsp unsalted butter, softened
  • 2 tbsp gluten-free harissa paste
  • 0.33 cup finely grated Parmigiano Reggiano
  • to taste kosher salt

Instructions

  1. Mash the softened butter with the harissa and Parmesan until evenly combined.
  2. Taste before adding salt; both the harissa and cheese may supply enough.
  3. Divide equally between two clean bowls, reserving one half for the corn and the other for the oysters. Keep the corn portion separate from utensils used with raw shellfish.

Notes

  • Harissa varies considerably in heat. Start with 1 tablespoon if yours is very hot, then increase to taste.

Summer Corn with Harissa-Parmesan Butter

Brief steaming preserves the corn's juicy snap. Applying the butter while the ears are hot lets it coat the kernels without scorching the cheese.

Ingredients

  • 4 ears fresh sweet corn, husked and silk removed
  • 0.5 batch Harissa-Parmesan Butter

Instructions

  1. Bring 1 inch of water to a boil in a covered pot fitted with a steamer rack.
  2. Add the corn, cover and steam for 5–7 minutes, until the kernels are bright, hot and tender with a little bite.
  3. Transfer to a platter and immediately spread with the reserved corn portion of butter, turning the ears to coat evenly. Serve hot.

Broiled Oysters with Harissa-Parmesan Butter

Broiling browns the chile-cheese topping while the oyster liquor mingles with the melted butter. Foil nests keep the shells level so those juices stay put.

Ingredients

  • 12 large live oysters, scrubbed and kept cold
  • 0.5 batch Harissa-Parmesan Butter
  • 1 tbsp chopped flat-leaf parsley
  • 1 lemon, cut into wedges

Instructions

  1. Heat the broiler with a rack about 6 inches below the element. Make crumpled-foil nests on a rimmed metal baking sheet.
  2. Discard cracked oysters and any open oysters that do not close when tapped. Shuck the remaining oysters, preserving their liquor in the deeper shells. Remove any shell fragments and detach each oyster from its shell.
  3. Set the oysters level in the foil nests. Divide the oyster portion of butter evenly over them, spreading it gently across the meat.
  4. Broil for 5–8 minutes, checking frequently, until the topping is bubbling and browned and the oysters are opaque, with curled edges and centers reaching 145°F. Move the tray farther from the element if the topping darkens before the oysters are cooked.
  5. Scatter with parsley and serve immediately with lemon wedges. Warn diners that the shells are very hot.

Notes

  • Buy shellfish from a reputable supplier and keep refrigerated until shucking. Broiler strength and oyster size vary, so use doneness rather than browning alone to judge cooking.

Overall Timing / Workflow

The soup base can wait while the oysters are served. Adding the fish afterward keeps the main course freshly cooked rather than held hot through the appetizer.

Instructions

  1. 0:00 — Start the chraime base. Make the shared butter while the tomatoes simmer and divide it between the corn and oysters.
  2. 0:20 — Finish the soup base and hold it covered over very low heat. Prepare the corn pot, chop the herbs and heat the broiler.
  3. 0:30 — Shuck and top the oysters, then broil and serve them as the appetizer. Keep the uncooked fish refrigerated.
  4. After the appetizer — Return the soup base to a simmer, then lower the heat and add the fish. Start steaming the corn at the same time.
  5. Finish the soup with lemon and herbs, butter the hot corn and serve the main course immediately.

Notes

  • Thaw frozen soup base overnight in the refrigerator; using prepared base shortens the cooking session.

Plating

Wide bowls display the fish and herbs, while keeping the corn alongside preserves its texture and makes it easy to eat.

Instructions

  1. Serve three broiled oysters per person on heatproof plates, stabilizing the shells and including a lemon wedge.
  2. For the main course, divide the fish among four warm, wide bowls and ladle the thick soup around and over it.
  3. Distribute the fresh herbs over the soup. Set each bowl beside a buttered ear of corn on a larger plate, or offer the corn on a shared platter.

Leftover Path

Separating the seafood, corn and unused butter makes reheating gentler and keeps the chile butter useful for another meal.

Instructions

  1. Refrigerate leftovers in shallow covered containers within 2 hours. Keep soup, corn and cooked oysters separate.
  2. Use fish soup within 2 days. Reheat only the portion needed over low heat until it reaches 165°F, adding a splash of water if thick; avoid prolonged boiling.
  3. Cut leftover corn from the cob and refrigerate for up to 3 days. Warm gently as a side or fold into a fresh herb salad.
  4. Broiled oysters are best eaten immediately. If saved, remove the meat and cooking juices from the shells, refrigerate and use the next day, reheating to 165°F.
  5. Refrigerate unused butter that has not contacted raw seafood for up to 5 days, or freeze in small portions for up to 2 months.

Notes

  • For future freezer meals, reserve and freeze the tomato soup base before adding fish; add fresh seafood when reheating.