Jughead's reply uses the word " 'burgers" with a leading apostrophe, implying that the shortened version of hamburgers was not yet common usage.
On-sale date from copyright registration.

in Archie Annual (Gerald G. Swan, 1951 series) #10 ([1956] (see notes)) [Reprinted in black and white.]
in Archie Comics Digest (Archie, 1973 series) #25 (August 1977)
in Archie Annual (Gerald G. Swan, 1951 series) #10 ([1956] (see notes)) [Reprinted in black and white.]Jughead's father's first name is given as George in this story.

in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]
in Archie Annual Digest (Archie, 1975 series) #30 (1977)
in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]
in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]Debby's outfit by Marlene E. Meder (Tanaqua, PA); Debby's apron and pose by Edith Ann Cooper (Detroit, MI); Mom's cleaning outfit by Joan Bennett (Miami, FL). Debby's father reads a newspaper on page 1 that includes the comics Archie and Steve Roper, the latter of which was drawn by Woggon's older brother, Elmer.
in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]Three activities: color anagram, rebus-style acrostic, and pair matching

in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]
in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]
in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]Hiking outfit, pose, sheep, etc. by Gloria Barrett (Pictow, NS, Canada); Title Letters by Jerry Shores (Amarillo, TX); K.O.'s outfit by Eleanor Thiele (Green Bay, WI); Swimsuit and Pose by Nancy Erb (Lewisburg, PA); Katy's outfit by Susan McIlvaine (Toledo, OH)

in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]
in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]
in Archie's Pal Jughead (Gerald G. Swan, 1956 ? series) #1 ([1956] (see notes)) [Reprinted in black and white.]
in Jughead with Archie Digest (Archie, 1974 series) #20 (May 1977)First appearance of Prof. Jughead's Educational Corner, which would intermittently appear into the 1970s.
in Archie Annual (Gerald G. Swan, 1951 series) #10 ([1956] (see notes)) [Reprinted in black and white.]
in Archie Annual (Gerald G. Swan, 1951 series) #10 ([1956] (see notes)) [Reprinted in black and white.]