| 牛肉 | 2 pounds |
| Baby spinach | 1 (4-ounce) package |
| Provolone cheese | 9 slices |
| 盐 | ½ tablespoon |
| 黑胡椒 | ½ tablespoon |
| 蒜末 | 3 tablespoons |
| 油 | 2 tablespoons |
| 洋葱 | 2个 |
| 蘑菇 | 2cups |
热油、洋葱、蘑菇片、盐、黑胡椒炒制20分钟
牛肉成大片，上放洋葱蘑菇，再放cheese，菠菜，紧卷成卷用若干牙签贯穿固定
按牙签横切成段，入锅煎至两面变色
350F/175C烤15分钟
https://www.buzzfeed.com/alvinzhou/here-is-how-you-roll-up-steak-and-make-a-totally-delicious-m?utm_term=.jjbbnx6nN#.gb93yoPyV
