Chicken with fennel

1 pound tomatoes (3 to 4 medium), cut into wedges 1 large onion, cut into wedges, leaving root ends intact 1/2 cup drained brine-cured black olives, pitted if[...]

6 tablespoons olive oil, divided 3 cups sliced onions 6 large garlic cloves, minced 1 tablespoon Hungarian sweet paprika 1 1/2 teaspoons coarse kosher salt 1[...]