How to Make It
Cut cored pineapple into 6 (1-inch-thick) rings. Melt butter in a large skillet over medium. Add sugar and vanilla; cook, stirring constantly, 1 minute. Add pineapple rings; cook, swirling skillet often, until pineapple is tender and sauce is smooth, about 5 minutes per side. Top with ice cream, and sprinkle with nuts.