Majestic Spinach Salad from Tonya

1 quart washed torn spinach
2 cups sliced mushrooms
1 cup red onion
1 (10 oz.) package frozen peas, uncooked
1 cup mayonnaise
1/2 teaspoon sugar
1 teaspoon curry powder
8 slices bacon, cooked crisp and crumbled

Remove stems form spinach. Layer first 4 ingredients in a large bowl. Mix mayonnaise, sugar and curry powder. Top salad with this mixture. Cover and refrigerate overnight. Mix and top with bacon before serving.