The most common and most likely answer to this crossword clue is the 6 letter word STODGE
I've seen this crossword clue in Financial Times
S
T
O
D
G
E
More clues leading to the result STODGE
- For example, Dorothy’s served up filling food
- Unexciting food, for example, Dorothy's briefly brought up
- Southern BBC boss plugs digital feature: difficult to digest?
- Heavy table, say, marks when lifted
- Dull food supplied by member, shortly after the end of business
- Some turkey heads and old goose wings filling dish
- Slice of spotted dick unfinished? It’s filling stuff!
- For one that’s short, Dorothy’s lifted heavy stuff
- Heavy food, say … brought up
- Indigestible food, for example Dorothy’s turnover
Buddy explains!
The straight part
We know that "difficult to digest" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case difficult to digest = stodge.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does STODGE mean?
STODGE noun- Heavy, dull, often starchy food, such as a steamed pudding
- To stuff; to cram.