Ingredients

1 loaf (1 pound) Italian bread, unsliced1 block (8 ounces) Swiss cheese, cut into cubes1 cup sliced fresh mushrooms1/4 cup softened butter, cubed1 small onion, finely chopped1-1/2 teaspoons poppy seeds2 garlic cloves, minced1/2 teaspoon seasoned salt1/2 teaspoon ground mustard1/2 teaspoon lemon juice

Preparation

Preheat oven to 350°. Cut bread diagonally into 1-in. slices to within 1 in. of bottom of loaf. Repeat cuts in opposite direction. Place cheese cubes and mushrooms in cuts.

In a microwave-safe bowl, combine remaining ingredients; microwave, covered, on high until butter is melted, 30-60 seconds. Stir until blended. Spoon over bread.

Wrap loaf in foil; place on a baking sheet. Bake until cheese is melted, about 40 minutes.