Halibut with mustard

2 tablespoons light mayonnaise 1 tablespoon lemon juice 1 garlic clove , very finely minced 1/2 teaspoon Dijon mustard or 1/2 teaspoon country-style dijon[...]

2 halibut fillets , approximately 3/4 lb 1 1/2 tablespoons oil 3/4 teaspoon lemon juice 1/8 teaspoon marjoram 1/8 teaspoon garlic salt or 1/8 teaspoon garlic[...]

4 (6 ounce) halibut steaks 1 pint cherry tomatoes or 1 pint grape tomatoes 1 tablespoon country-style dijon mustard 1/4 cup vermouth 1/2 cup parsley ,[...]

2 limes 2 tablespoons red wine vinegar 2 teaspoons olive oil 1 teaspoon honey 1 teaspoon Dijon mustard 1/2 teaspoon salt 1/2 teaspoon black pepper 2 cups[...]