1 - Preheat oven to 350F. Put a silicone mat on a cookie sheet.
2 - Snap stems off green beans.
3 - Melt lard and toss with green beans in a bowl. Pour onto baking sheet and sprinkle with salt and pepper.
4 - Bake for about 30 minutes. You may need to turn them once or twice for even cooking. You know they're done when they're slightly brown and crispy.
Estimated with no shipping/driving costs included
1 lb green beans, organic --> $5.25
2 Tbsp lard --> $0.28
Salt and pepper --> $0.33
TOTAL --> $5.86 ($1.47 per serving)