Logic Masters Deutschland e.V.

Grilled Cheese Sandwich

(Published on 3. May 2026, 14:50 by juggler)

Click on the puzzle image to play

CHAOS CONSTRUCTION - Divide the sandwich into orthogonally connected regions and place the digits 1-7 once each in every row, column, and region. Some region boundaries are given, and the white area should be left empty and not be part of any region.

AMBIGUOUS KROPKI LINES - Adjacent cells along a yellow line are either consecutive, or in a 2:1 ratio, or both. (Cells connected by a yellow line across a gap are considered adjacent along a line).

See also

Solution code: Row 9

Last changed on on 24. May 2026, 21:34

Solved by NEWS, Calvinball, arctan, Klvsched, Andrewsarchus, arteful, Ambrose, SKORP17, alexsmart, Exigus, eladv, emoney1374, Dcs, sehringdipity, plasmath, pizza_troll, ratolibre, dorverbin, fkib, ... thintheboxking, etoler, kangaroo, leiming, Hizuriya, Wahaj, paranoid, jennyaa, Tekkren, akamchinjir, jsxft, Frank Puzzles, agedsaltwater, nixxo, Lyouke, giusb, Leaving Leaves, zakkai
Full list

Comments

Last changed on 5. September 2026, 02:57

on 5. September 2026, 02:48 by giusb
This sudoku was so good that even though I was hungry (it's a grilled cheese sandwich after all) I forgot to eat the snacks literally in front of me for the whole duration of the solve

Absolutely beautiful, it flowed beautifully from beginning to end

on 16. May 2026, 03:00 by QuiltyAsCharged
Lovely puzzle, and look at that gorgeous cheese pull!

on 4. May 2026, 12:42 by Franjo
Thank you very much for creating and sharing another cool puzzle.

on 3. May 2026, 23:23 by Dcs
Devilishly hard ending! Very fun to have 2 disjoint contruction regions in one sudoku.

Difficulty:3
Rating:95 %
Solved:68 times
Observed:1 times
ID:000SLP

Enter solution

Solution code:

Login