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1
Finely grind first 5 ingredients in spice grinder. Transfer to small bowl. Add butter and tomato paste; stir to blend. Season with salt and pepper.
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2
Preheat oven to 350u00b0F. Place garlic in small ovenproof dish. Drizzle with 1 teaspoon oil, cover tightly with foil, and roast until tender, about 30 minutes. Cool; peel.
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3
Place roasted garlic, remaining 2 tablespoons oil, olives, capers, raisins, anchovies, and crushed red pepper in mortar. Mash with pestle until coarse puree forms. (Alternatively, process in mini processor until coarse puree forms.)
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4
Cook broccoli rabe in large saucepan of boiling salted water until stems are crisp-tender, about 5 minutes. Drain, pressing on broccoli rabe to release excess water. Transfer to medium bowl. Add spiced puree and toss to coat.
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5
Bring broth to boil in heavy large saucepan. Add cauliflower, squash, and radishes. Sprinkle with salt and pepper. Cover and simmer 3 minutes. Uncover, add 6 tablespoons saffron butter, and simmer until vegetables are tender and broth thickens slightly, stirring frequently, about 4 minutes.
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6
Meanwhile, sprinkle fish with salt and pepper, then dredge in flour. Heat 1 tablespoon oil in each of 2 large skillets over medium-high heat. Place 3 fillets, skin side down, in each skillet and cook until brown, about 3 minutes per side.
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7
Divide vegetables and broth among 6 shallow soup bowls. Top each with fish fillet, skin side up. Top with spiced broccoli rabe and serve.