1 avocado, mashed
2 romaine lettuce leaves, chopped
1/4 green bell pepper, finely chopped
1 teaspoon lemon juice
4 slices French bread
2 teaspoons extra-virgin olive oil
1 (4.375 ounce) can canned sardines in water, drained
1 (14.5 ounce) can diced tomatoes with basil, garlic, and oregano – drained

1. Preheat oven to 350 degrees F (175 degrees C).
2. Combine avocado, chopped lettuce, chopped green pepper, and lemon juice in a small bowl.
3. Brush extra-virgin olive oil on bread slices and toast in the preheated oven until browned, about 5 minutes on each side.
4. Remove bread slices from oven. Spread with avocado mixture; top with sardines and canned tomatoes.