Shrimp and Vidalia Onions with Grits

Yield:	4 -6 serving
Categories:

1/2	c	Old fashioned grits
1 1/4	c	Milk
1 1/4	c	Whipping cream
4	tb	Butter
2	ts	Salt
2	tb	Olive oil
1		Vidalia or other sweet onion, sliced
		Ground black pepper to taste
1	lb	Large shrimp (up to 1-1/2)
6		Cloves garlic, finely chopped
6	oz	Beer, preferably amber
1		Lemon , juice of
1	tb	Fresh thyme
1		Peeled and chopped tomato