I am 103 lbs. 28 yrs. Old and want to gain at least 20 lbs. Fast. I'm drinking 3 ensure plus shakes a day. Will this help? And what else should I do?

Eat healthy high. Calorie foods. Eat 6 meals/day. Work on strength training to build your large muscle groups. Workout w heavier weights w fewer repetitions. Sleep at least 8 to 9 hrs/night. Hydrate well w water. Foods to help w healthy weight gain: almonds, cashews, pecans, sunflower seeds, flax seeds, walnuts, hummus, avocados, granola, trail mix, dried fruits, extra virgin olive oil, canola oil, protein shakes, .