I know you have a Vitamix and that's where the smoothies are coming from, and I have confess I keep giggling about a Vitamix being people's external stomachs. I have visions of people walking around carrying these things in their arms with their power cords as if they are part of their bodies... ha ha!
But good on you, I think it's great that your tastes have changed. They say meat is OK in small amounts and I guess that's what you are discovering.
This weekend I was give three freshly caught river trout, I gave one away to friends and prepared and cooked the other two myself on consecutive days. They were only about 240 grams each (half a pound each) but I did feel as if I had overdone it after that.
So does grass fed beef taste different to factory farmed beef? They say it does. It takes 8 years for a cow to grow naturally, but two when they are factory farmed. Apparently.