Spinach Salad with Tangy Orange Dressing

Yield:	4 Servings
Categories:	Salads, Sauces

2	tb	Orange juice
4	ts	Balsamic vinegar
1	tb	Sugar
1	tb	Olive oil
1/4	ts	Salt
1/4	ts	Fresh ground black pepper
300	g	Fresh spinach; bite-size pieces
2	c	Mushrooms; sliced
3		Slices bacon; cooked,chopped
1/2		Red onion; thinly sliced