You know how sometimes you have an idea for a dish and it just doesn't work? I chalk those episodes up to educational moments. I learn something each time I fail . Equally, I learn when I succeed. And I get to do happy dances.  I recently had an idea for a seafood dish reminiscent of cioppino , but as usual I wasn't planning on following any real recipe. It worked beautifully and I'm still feeling smug, especially as this was a birthday dinner for a friend. Perhaps that means I really should have followed a recipe and I was just lucky.  I gathered together my ingredients: peeled and deveined shrimp  cherrystone clams  chopped pepper, onion and garlic  chopped chorizo  chopped palm hearts  chopped tomatoes  a can of stewed tomatoes  a can of chopped clams  a can of seafood broth    I sauteed the peppers, onions and garlic, then added in sequence, letting it cook for a bit each time: the sausage  the palm hearts  the tomatoes along with some basil and pepper  the broth and ca...