Broccoli & Cheese Soup Slow Cooker

5 cups chopped broccoli florets about 16 ounces
1 cup grated carrots, you can grate yourself or use bagged, pre-cut julienne carrots
1 medium yellow onion finely diced
3 cloves garlic minced
2 ounces reduced fat cream cheese do not use fat free
1 teaspoon dried oregano
1/4 teaspoon freshly grated nutmeg
2 1/2 cups reduced sodium chicken broth or vegetable broth
1 can 2% evaporated milk (12 ounces)
1/2 teaspoon kosher salt
1/4 teaspoon black pepper
8 ounces sharp cheddar cheese, grated* (1 block)