We're entering the busy season for high school football recruiting with official visits on the horizon and Minnesota's annual summer splash event kicking off at the end of the month. The transfer portal has completely changed roster construction in modern college football, which has caused many people to question how important high school recruiting still is. Let's take a closer look at how Minnesota has built its roster since the transfer portal era began in 2021. *CFB Insider & Recruiting Analyst for Texas, CJ Vogel, had a tremendous graphic idea, which is what inspired this story. How Minnesota has built its offense since 2021. | Picture via: @tonyliebert (X) Since 2021, Minnesota has had 13 of its 60 main offensive contributors come from the transfer portal. This includes the starting QB, two running backs, three wide receivers, one tight end and the five main starters on the offensive line.…