I'm a 'Linus Project' member here in Washington ST. thats How We do The Quilts!
Lay down Batting, lay down Backing, Lay down TOP Face Down with Enough Batting, Backing, for About 1.5 to 2 inch extra around the TOP Pin All around Leaving a small OPEN SPACE. Cut ALL Around the Quilt TOP, Sew 1/2 to 1 inch Seam Allownce Leaving OPEN Space To TURN Quilt/Birth. (Called Envelope) Then Sew Around the Quilt Again 1/2 to 1 inch inside the Edges and Tie with Yarn/Heavy thread.