I, John Butter of Cheswardine in the county of Salop yeoman, being sore (blank) with sickness yet in perfect mind and memory, blessed be the Lord well knowing that the time of man's life at the best is uncertain and much more; when the Lord's hand is upon them, and considering it is the (blank) of all men, much more of Christian men to set their houses in (long series of blanks).... having by the grace of God's endeavours, make my peace with the Lord, and all the world, do constitute and ordain this to be my last will and testament in manner and form following: Imprimis I give and bequeath my spirit to Almighty God, the Creator who (gave it to me, trusting?) to be saved by the merits of His Son, my Lord and Saviour, and my body to the ground from whence it was taken, to be decently interred at the discretion of my executors, in hope of a joyful resurrection to eternal life; and as for my worldly goods, I then dispose of them as followeth: Item, I give.....
That's the best I can do without studying it for a while; some of the punctuation I have added to make it easier to read.
Hope it helps.