Across
Muslim leader has a cheek, breaking into church (6)
I haven't cracked this one yet — but Times for the Times have:
A plus LIP for cheek contained within C[hurc]H. Lip in this context is impudent talk, usually from a youth to an elder, hence cheek. Caliphs may be familiar to you from such as Sinbad the Sailor.
Leaflet covering poor entertainment that kills the buzz (8)
Not confident, making changes by force (9)
Fleece provides warmth, after cold (5)
I haven't cracked this one yet — but Times for the Times have:
In its verbal meaning. C[old] followed by HEAT for warmth.
Transport uncle, for one, right away (7)
I haven't cracked this one yet — but Times for the Times have:
“Oh what transport of delight from thy pure chalice floweth”, and cf Flanders and Swann on the London omnibus. Your uncle is at least a RELATION, take the R[ight] away.
Seaport's redevelopment not needed (2,5)
I haven't cracked this one yet — but Times for the Times have:
An anagram (redevelopment) of SEAPORT.
Only partially clean a dirty bottom (5)
Disreputable, in without a date, drooped (8)
I haven't cracked this one yet — but Times for the Times have:
Disreputable is LOUCHE and without a date gives you S[ine] D[ie] from the Latin. Put one in the other.
Pass on social occasion for sport (8)
Lawn in front covered in a lot of fertiliser (5)
I haven't cracked this one yet — but Times for the Times have:
The “front” of L[awn] contained in a lot, MUCH.
A large tree next to small plants (7)
I haven't cracked this one yet — but Times for the Times have:
Such as edelweiss, coincidentally small plants because of their location. A plus L[arge] plus PINE tree plus S[mall]
Informed about female with flea in ear? (4,3)
I haven't cracked this one yet — but Times for the Times have:
The first three words translate to TOLD OF F[emale]. If you’re sent off with a flea in your ear you’ve usually been told off.
Engineers text covering one cathedral (5)
I haven't cracked this one yet — but Times for the Times have:
The cathedral puts on a spectacular light show at this time of year – catch it if you can! R[oyal] E[ngineers] plus MS for text (old style) surrounding I, one.
Scouting technique's thrown a crowd of townsmen at first (9)
I haven't cracked this one yet — but Times for the Times have:
I assume Scouts get a badge for it. An anagram (thrown) of A CROWD OF T[ownsmen]
Farm animals always knocked over orchid (8)
A demon barber and son quarrelling (2,4)
I haven't cracked this one yet — but Times for the Times have:
You surely know the demon barber of Fleet Street was Sweeney TODD. Add A at the beginning and S[on] at the end.
Down
From greasy spoon, a German stimulant (8)
Religious reformer is very funny, and fat (7)
Heath potentially made a first appearance (9)
Land cut back, one blocking airport that causes a glow in the dark (5,9)
I haven't cracked this one yet — but Times for the Times have:
Land is LIGHT, cut back gives you POL, the airport is London LUTON (where the disastrous car park fire was in March this year), and I, one, needs to be inserted.
Call for truce heard in scout groups (5)
I haven't cracked this one yet — but Times for the Times have:
More scouts. The call for peace might be PAX, sound mimicry for our answer.
Bishop perhaps about to dip into church collection (7)
Do the dirty on some woman for preference (6)
Remarkable rocky formation where unstable genius cast away (6,8)
School briefly allowed to be partnered in immoral activity (9)
Three Sisters run being cancelled in venues bearing fine (3,5)
I haven't cracked this one yet — but Times for the Times have:
Start with THEATRES for venues, scrap the R[un] and insert an F[ine].
Select a beer, taking work over (7)
I haven't cracked this one yet — but Times for the Times have:
A PINT stands in for a beer, insert OP for work reversed, over.
One spotted curtain length turned up, concealing nothing (7)
I haven't cracked this one yet — but Times for the Times have:
Curtain is DRAPE, add L[ength] and turn upwards, insert O for nothing.
Textile is wonderful, almost sumptuous (6)
Nosy, first to look a veteran nursing home over (5)
I haven't cracked this one yet — but Times for the Times have:
The first letter of L[ook] plus A plus SAN[antorium] for an antique nursing home, all reversed (over)
Type letters or click words in the clue