1. Combine first 3 ingredients in a large bowl. Cook bacon in a large nonstick skillet over medium heat until crisp. Remove bacon from pan, reserving drippings; crumble. Add shallots to drippings in pan; cook 30 seconds, stirring constantly. Remove from heat; stir in champagne vinegar, maple syrup, extra-virgin olive oil, Dijon mustard, salt, and freshly ground black pepper. Pour dressing over salad greens; toss well to combine. Add crumbled bacon and cheese to greens; toss gently.