Tips: Look for precooked diced potatoes in the refrigerated section of most supermarket produce departments-near other fresh, prepared vegetables.We call for convenient canned crushed tomatoes, but you only need 2 cups; store leftover tomatoes in an airtight container for 1 week in the refrigerator or months in the freezer.
Heat oil in a large saucepan over medium heat. Add onion, fennel bulb, garlic, Italian seasoning, salt and pepper and cook, stirring often, until the vegetables are just starting to brown, 6 to 8 minutes.dd broth, water and potatoes; bring to a boil. Reduce heat to a simmer and cook until the vegetables are tender, 3 to 5 minutes. Stir in tomatoes, crab and fennel fronds. Return to a boil, stirring often; immediately remove from heat.