Try these. More work, better results than tinned.
4 cups all*purpose flour
2 tablespoons baking powder 1 teaspoon salt
1 teaspoon baking soda
1/2 cup cold butter, cubed
2 cups buttermilk
1. Preheat oven to 450°. Sift together first 4 ingredients in a large bowl. Cut butter into flour mixture with a pastry blender until mixture resembles small gravel. Stirring in buttermilk with a fork until dough forms a ball.
2. Turn dough out onto a well*floured sheet of wax paper. Sprinkle dough with flour, and flatten into a disk. Cover, and chill 15 minutes.
3. Remove wax paper, and turn dough out onto a well*floured surface; sprinkle with flour. Pat dough to 1/2*inch thickness. Cut with a 3*inch cutter, reshaping scraps once. Place biscuits 1 inch apart on an ungreased baking sheet.
4. Bake at 450° for 10 to 12 minutes or until golden brown. Brush immediately with melted butter.
"I must say as to what I have seen of Texas it is the garden spot of the world. The best land and the best prospects for health I ever saw, and I do believe it is a fortune to any man to come here."
Davy Crockett, 1836