Minn. Stat. § 524.2-502: EXECUTION; WITNESSED WILLS.

Except as provided in sections 524.2-506 and 524.2-513, a will must be:

(1) in writing;

(2) signed by the testator or in the testator's name by some other individual in the testator's conscious presence and by the testator's direction or signed by the testator's conservator pursuant to a court order under section 524.5-411; and

(3) signed by at least two individuals, each of whom signed within a reasonable time after witnessing either the signing of the will as described in clause (2) or the testator's acknowledgment of that signature or acknowledgment of the will.