handful of chopped tender fresh herbs, like basil, chives, or parsley (or a blend)
Preheat oven to 400 degrees.
In a large saucepan heat 2 tablespoons of olive oil until it shimmers. Add diced onion and fennel slices and saute until onion becomes translucent and turns slightly golden (about 3-5 minutes). Add garlic and mix in, and cook for 2 more minutes.
Turn up heat slightly and add tomatoes and wine or broth. Bring to a boil until wine starts to reduce while stirring the vegetables.
Add beans and mix well, then remove from heat.
Pour mixture into a medium casserole dish. Add albacore steaks and nestle in with the other ingredients. Lightly coat with olive oil Place lemon slices throughout.
Put into the oven and cook just until fish is cooked through and beginning to flake, about 10 – 12 minutes. Don’t overcook.
Remove from oven and allow to rest.
While fish is cooking melt 2 tablespoons of butter in microwave or small saucepan. Add garlic, capers and juice vanilla extract or powder, and 2 tablespoons lemon juice. Add in herbs and mix.
When the fish and vegetables come out of the oven, spoon the sauce over the pieces of fish. Any extra sauce can be spooned over vegetables.